Add resampy dep

In librosa 0.10 they removed the `resmpy` dependency and set it to optional.

However it is necessary for resampling. I added it to the "audio" extra dependencies.

Comments:
<details>
<summary>Show benchmarks</summary>

PyArrow==6.0.0

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.008735 / 0.011353 (-0.002618) | 0.004514 / 0.011008 (-0.006494) | 0.099348 / 0.038508 (0.060840) | 0.030060 / 0.023109 (0.006951) | 0.302189 / 0.275898 (0.026291) | 0.339535 / 0.323480 (0.016055) | 0.007053 / 0.007986 (-0.000933) | 0.003420 / 0.004328 (-0.000909) | 0.076967 / 0.004250 (0.072717) | 0.034484 / 0.037052 (-0.002568) | 0.304349 / 0.258489 (0.045860) | 0.354032 / 0.293841 (0.060191) | 0.033552 / 0.128546 (-0.094995) | 0.011405 / 0.075646 (-0.064241) | 0.324773 / 0.419271 (-0.094498) | 0.041103 / 0.043533 (-0.002429) | 0.313559 / 0.255139 (0.058420) | 0.333251 / 0.283200 (0.050052) | 0.087580 / 0.141683 (-0.054103) | 1.460324 / 1.452155 (0.008169) | 1.552239 / 1.492716 (0.059523) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.183759 / 0.018006 (0.165753) | 0.413274 / 0.000490 (0.412784) | 0.001684 / 0.000200 (0.001484) | 0.000076 / 0.000054 (0.000022) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.023341 / 0.037411 (-0.014071) | 0.098368 / 0.014526 (0.083842) | 0.105522 / 0.176557 (-0.071034) | 0.151581 / 0.737135 (-0.585554) | 0.108980 / 0.296338 (-0.187358) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.417856 / 0.215209 (0.202647) | 4.167570 / 2.077655 (2.089915) | 1.843669 / 1.504120 (0.339549) | 1.643130 / 1.541195 (0.101936) | 1.717587 / 1.468490 (0.249097) | 0.696392 / 4.584777 (-3.888384) | 3.427617 / 3.745712 (-0.318096) | 2.816486 / 5.269862 (-2.453376) | 1.539519 / 4.565676 (-3.026157) | 0.082112 / 0.424275 (-0.342163) | 0.012425 / 0.007607 (0.004818) | 0.525325 / 0.226044 (0.299281) | 5.251710 / 2.268929 (2.982781) | 2.273641 / 55.444624 (-53.170983) | 1.931002 / 6.876477 (-4.945474) | 1.977253 / 2.142072 (-0.164819) | 0.804794 / 4.805227 (-4.000434) | 0.147324 / 6.500664 (-6.353340) | 0.064966 / 0.075469 (-0.010503) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 1.193173 / 1.841788 (-0.648615) | 13.705127 / 8.074308 (5.630819) | 14.348408 / 10.191392 (4.157016) | 0.165374 / 0.680424 (-0.515050) | 0.028288 / 0.534201 (-0.505913) | 0.402546 / 0.579283 (-0.176737) | 0.413503 / 0.434364 (-0.020861) | 0.473298 / 0.540337 (-0.067039) | 0.567571 / 1.386936 (-0.819365) |

</details>
PyArrow==latest

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.006735 / 0.011353 (-0.004618) | 0.004601 / 0.011008 (-0.006407) | 0.077414 / 0.038508 (0.038906) | 0.027402 / 0.023109 (0.004293) | 0.353469 / 0.275898 (0.077571) | 0.381697 / 0.323480 (0.058218) | 0.005076 / 0.007986 (-0.002910) | 0.004665 / 0.004328 (0.000336) | 0.076210 / 0.004250 (0.071960) | 0.039114 / 0.037052 (0.002061) | 0.354980 / 0.258489 (0.096491) | 0.389648 / 0.293841 (0.095807) | 0.031674 / 0.128546 (-0.096872) | 0.011752 / 0.075646 (-0.063894) | 0.086330 / 0.419271 (-0.332942) | 0.041530 / 0.043533 (-0.002003) | 0.343002 / 0.255139 (0.087863) | 0.365959 / 0.283200 (0.082760) | 0.091848 / 0.141683 (-0.049835) | 1.519427 / 1.452155 (0.067272) | 1.591529 / 1.492716 (0.098813) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.216458 / 0.018006 (0.198452) | 0.403326 / 0.000490 (0.402836) | 0.000432 / 0.000200 (0.000232) | 0.000059 / 0.000054 (0.000004) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.025106 / 0.037411 (-0.012305) | 0.101113 / 0.014526 (0.086588) | 0.108104 / 0.176557 (-0.068453) | 0.142342 / 0.737135 (-0.594794) | 0.112012 / 0.296338 (-0.184326) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.443128 / 0.215209 (0.227919) | 4.434707 / 2.077655 (2.357052) | 2.115434 / 1.504120 (0.611315) | 1.902865 / 1.541195 (0.361670) | 1.996981 / 1.468490 (0.528491) | 0.702485 / 4.584777 (-3.882292) | 3.419151 / 3.745712 (-0.326561) | 1.911977 / 5.269862 (-3.357884) | 1.178195 / 4.565676 (-3.387481) | 0.082985 / 0.424275 (-0.341290) | 0.012415 / 0.007607 (0.004808) | 0.546188 / 0.226044 (0.320144) | 5.463592 / 2.268929 (3.194664) | 2.574911 / 55.444624 (-52.869713) | 2.232883 / 6.876477 (-4.643594) | 2.284391 / 2.142072 (0.142319) | 0.807389 / 4.805227 (-3.997839) | 0.151461 / 6.500664 (-6.349203) | 0.067831 / 0.075469 (-0.007638) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 1.286605 / 1.841788 (-0.555183) | 14.230328 / 8.074308 (6.156020) | 13.944645 / 10.191392 (3.753253) | 0.153725 / 0.680424 (-0.526699) | 0.016876 / 0.534201 (-0.517325) | 0.386109 / 0.579283 (-0.193174) | 0.401798 / 0.434364 (-0.032566) | 0.467883 / 0.540337 (-0.072454) | 0.557788 / 1.386936 (-0.829148) |

</details>
</details>

![](https://cml.dev/watermark.png#c07f5c9268ce55d0e2022b018d5f44cfcedf1e43 "CML watermark")


_The documentation is not available anymore as the PR was closed or merged._

<details>
<summary>Show benchmarks</summary>

PyArrow==6.0.0

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.009305 / 0.011353 (-0.002048) | 0.004978 / 0.011008 (-0.006031) | 0.101687 / 0.038508 (0.063179) | 0.035339 / 0.023109 (0.012230) | 0.294770 / 0.275898 (0.018872) | 0.355491 / 0.323480 (0.032011) | 0.008183 / 0.007986 (0.000197) | 0.004076 / 0.004328 (-0.000253) | 0.077552 / 0.004250 (0.073302) | 0.042891 / 0.037052 (0.005838) | 0.305727 / 0.258489 (0.047238) | 0.336508 / 0.293841 (0.042667) | 0.038525 / 0.128546 (-0.090022) | 0.011878 / 0.075646 (-0.063768) | 0.334136 / 0.419271 (-0.085136) | 0.047548 / 0.043533 (0.004015) | 0.301749 / 0.255139 (0.046610) | 0.318221 / 0.283200 (0.035022) | 0.099172 / 0.141683 (-0.042511) | 1.440638 / 1.452155 (-0.011516) | 1.503505 / 1.492716 (0.010789) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.202748 / 0.018006 (0.184742) | 0.433670 / 0.000490 (0.433181) | 0.003139 / 0.000200 (0.002939) | 0.000083 / 0.000054 (0.000028) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.025555 / 0.037411 (-0.011856) | 0.107156 / 0.014526 (0.092631) | 0.116706 / 0.176557 (-0.059851) | 0.153165 / 0.737135 (-0.583970) | 0.122614 / 0.296338 (-0.173724) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.398912 / 0.215209 (0.183703) | 3.965048 / 2.077655 (1.887394) | 1.894678 / 1.504120 (0.390558) | 1.706925 / 1.541195 (0.165730) | 1.745264 / 1.468490 (0.276774) | 0.691174 / 4.584777 (-3.893603) | 3.824583 / 3.745712 (0.078871) | 3.876806 / 5.269862 (-1.393055) | 1.898991 / 4.565676 (-2.666685) | 0.083687 / 0.424275 (-0.340588) | 0.012122 / 0.007607 (0.004514) | 0.510870 / 0.226044 (0.284825) | 5.094523 / 2.268929 (2.825594) | 2.265557 / 55.444624 (-53.179067) | 1.930882 / 6.876477 (-4.945594) | 2.016090 / 2.142072 (-0.125983) | 0.833108 / 4.805227 (-3.972119) | 0.164804 / 6.500664 (-6.335860) | 0.062864 / 0.075469 (-0.012605) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 1.192673 / 1.841788 (-0.649115) | 14.730393 / 8.074308 (6.656085) | 14.550736 / 10.191392 (4.359344) | 0.154451 / 0.680424 (-0.525973) | 0.029222 / 0.534201 (-0.504979) | 0.440939 / 0.579283 (-0.138345) | 0.442772 / 0.434364 (0.008409) | 0.543948 / 0.540337 (0.003610) | 0.638113 / 1.386936 (-0.748824) |

</details>
PyArrow==latest

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.007589 / 0.011353 (-0.003764) | 0.005208 / 0.011008 (-0.005800) | 0.073797 / 0.038508 (0.035289) | 0.034021 / 0.023109 (0.010912) | 0.366120 / 0.275898 (0.090222) | 0.397105 / 0.323480 (0.073625) | 0.005837 / 0.007986 (-0.002148) | 0.004028 / 0.004328 (-0.000301) | 0.073502 / 0.004250 (0.069252) | 0.051233 / 0.037052 (0.014181) | 0.359849 / 0.258489 (0.101360) | 0.397476 / 0.293841 (0.103635) | 0.036727 / 0.128546 (-0.091819) | 0.012249 / 0.075646 (-0.063397) | 0.086600 / 0.419271 (-0.332671) | 0.051156 / 0.043533 (0.007623) | 0.343441 / 0.255139 (0.088302) | 0.389672 / 0.283200 (0.106472) | 0.105180 / 0.141683 (-0.036503) | 1.439719 / 1.452155 (-0.012435) | 1.537779 / 1.492716 (0.045062) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.199429 / 0.018006 (0.181422) | 0.440837 / 0.000490 (0.440347) | 0.005333 / 0.000200 (0.005133) | 0.000099 / 0.000054 (0.000044) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.029581 / 0.037411 (-0.007830) | 0.113789 / 0.014526 (0.099263) | 0.123799 / 0.176557 (-0.052758) | 0.163772 / 0.737135 (-0.573363) | 0.127156 / 0.296338 (-0.169183) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.422803 / 0.215209 (0.207594) | 4.192400 / 2.077655 (2.114745) | 1.994561 / 1.504120 (0.490441) | 1.807085 / 1.541195 (0.265890) | 1.927539 / 1.468490 (0.459049) | 0.708804 / 4.584777 (-3.875973) | 3.790662 / 3.745712 (0.044950) | 3.667207 / 5.269862 (-1.602655) | 1.985107 / 4.565676 (-2.580570) | 0.086609 / 0.424275 (-0.337666) | 0.012613 / 0.007607 (0.005006) | 0.520167 / 0.226044 (0.294122) | 5.208657 / 2.268929 (2.939729) | 2.500383 / 55.444624 (-52.944241) | 2.129817 / 6.876477 (-4.746660) | 2.181205 / 2.142072 (0.039133) | 0.847925 / 4.805227 (-3.957303) | 0.168293 / 6.500664 (-6.332372) | 0.065066 / 0.075469 (-0.010403) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 1.261053 / 1.841788 (-0.580735) | 15.091644 / 8.074308 (7.017336) | 14.126139 / 10.191392 (3.934747) | 0.184956 / 0.680424 (-0.495468) | 0.017909 / 0.534201 (-0.516292) | 0.428918 / 0.579283 (-0.150365) | 0.429637 / 0.434364 (-0.004727) | 0.530900 / 0.540337 (-0.009437) | 0.627966 / 1.386936 (-0.758970) |

</details>
</details>

![](https://cml.dev/watermark.png#a72fd153d3499a5c5eda783673073c9f557f11e0 "CML watermark")


I think we should also suggest installing `resampy` in the error message thrown by the Audio feature when `librosa` is not installed.

exploring a better solution at https://github.com/huggingface/datasets/pull/5556