Remove deprecated HfFolder

...and use `huggingface_hub.get_token()` instead

Comments:
The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/datasets/pr_6512). All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

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

PyArrow==8.0.0

<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) | 0.005468 / 0.011353 (-0.005885) | 0.003447 / 0.011008 (-0.007561) | 0.062569 / 0.038508 (0.024061) | 0.049427 / 0.023109 (0.026318) | 0.238463 / 0.275898 (-0.037435) | 0.268320 / 0.323480 (-0.055159) | 0.002834 / 0.007986 (-0.005151) | 0.002679 / 0.004328 (-0.001649) | 0.048613 / 0.004250 (0.044363) | 0.038793 / 0.037052 (0.001741) | 0.247710 / 0.258489 (-0.010779) | 0.277557 / 0.293841 (-0.016284) | 0.027134 / 0.128546 (-0.101412) | 0.010346 / 0.075646 (-0.065301) | 0.205782 / 0.419271 (-0.213490) | 0.035549 / 0.043533 (-0.007983) | 0.241667 / 0.255139 (-0.013472) | 0.268358 / 0.283200 (-0.014842) | 0.017119 / 0.141683 (-0.124563) | 1.108487 / 1.452155 (-0.343668) | 1.177519 / 1.492716 (-0.315197) |

### 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) | 0.090925 / 0.018006 (0.072919) | 0.310422 / 0.000490 (0.309932) | 0.000212 / 0.000200 (0.000012) | 0.000053 / 0.000054 (-0.000001) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.018912 / 0.037411 (-0.018499) | 0.061534 / 0.014526 (0.047008) | 0.073608 / 0.176557 (-0.102949) | 0.119278 / 0.737135 (-0.617858) | 0.074698 / 0.296338 (-0.221640) |

### 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) | 0.287224 / 0.215209 (0.072014) | 2.792022 / 2.077655 (0.714367) | 1.474605 / 1.504120 (-0.029515) | 1.348714 / 1.541195 (-0.192481) | 1.381339 / 1.468490 (-0.087151) | 0.553033 / 4.584777 (-4.031744) | 2.360745 / 3.745712 (-1.384967) | 2.779281 / 5.269862 (-2.490580) | 1.743922 / 4.565676 (-2.821754) | 0.063817 / 0.424275 (-0.360458) | 0.004954 / 0.007607 (-0.002653) | 0.340039 / 0.226044 (0.113994) | 3.336771 / 2.268929 (1.067843) | 1.825573 / 55.444624 (-53.619051) | 1.525362 / 6.876477 (-5.351115) | 1.578793 / 2.142072 (-0.563280) | 0.638432 / 4.805227 (-4.166795) | 0.117601 / 6.500664 (-6.383063) | 0.041890 / 0.075469 (-0.033579) |

### 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) | 0.936896 / 1.841788 (-0.904892) | 11.426979 / 8.074308 (3.352671) | 10.636043 / 10.191392 (0.444651) | 0.136172 / 0.680424 (-0.544252) | 0.014249 / 0.534201 (-0.519952) | 0.287806 / 0.579283 (-0.291477) | 0.266046 / 0.434364 (-0.168318) | 0.326155 / 0.540337 (-0.214183) | 0.455508 / 1.386936 (-0.931428) |

</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) | 0.005199 / 0.011353 (-0.006154) | 0.003476 / 0.011008 (-0.007532) | 0.050519 / 0.038508 (0.012011) | 0.050732 / 0.023109 (0.027623) | 0.270140 / 0.275898 (-0.005758) | 0.295539 / 0.323480 (-0.027941) | 0.004057 / 0.007986 (-0.003928) | 0.002771 / 0.004328 (-0.001558) | 0.049157 / 0.004250 (0.044906) | 0.039863 / 0.037052 (0.002811) | 0.275934 / 0.258489 (0.017445) | 0.306971 / 0.293841 (0.013130) | 0.029405 / 0.128546 (-0.099141) | 0.010746 / 0.075646 (-0.064900) | 0.058427 / 0.419271 (-0.360845) | 0.032448 / 0.043533 (-0.011085) | 0.271851 / 0.255139 (0.016712) | 0.290337 / 0.283200 (0.007138) | 0.019145 / 0.141683 (-0.122538) | 1.112232 / 1.452155 (-0.339922) | 1.215153 / 1.492716 (-0.277564) |

### 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) | 0.088590 / 0.018006 (0.070584) | 0.299047 / 0.000490 (0.298558) | 0.000219 / 0.000200 (0.000019) | 0.000050 / 0.000054 (-0.000005) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.022755 / 0.037411 (-0.014656) | 0.078720 / 0.014526 (0.064194) | 0.089051 / 0.176557 (-0.087505) | 0.129330 / 0.737135 (-0.607805) | 0.090645 / 0.296338 (-0.205693) |

### 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) | 0.294083 / 0.215209 (0.078874) | 2.907195 / 2.077655 (0.829540) | 1.607392 / 1.504120 (0.103272) | 1.481931 / 1.541195 (-0.059263) | 1.486934 / 1.468490 (0.018444) | 0.574093 / 4.584777 (-4.010684) | 2.439775 / 3.745712 (-1.305937) | 2.739818 / 5.269862 (-2.530044) | 1.753922 / 4.565676 (-2.811755) | 0.063738 / 0.424275 (-0.360537) | 0.005219 / 0.007607 (-0.002388) | 0.350342 / 0.226044 (0.124297) | 3.463644 / 2.268929 (1.194716) | 1.971598 / 55.444624 (-53.473026) | 1.671752 / 6.876477 (-5.204724) | 1.686504 / 2.142072 (-0.455569) | 0.655870 / 4.805227 (-4.149357) | 0.117580 / 6.500664 (-6.383084) | 0.041210 / 0.075469 (-0.034259) |

### 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) | 0.996305 / 1.841788 (-0.845482) | 12.426361 / 8.074308 (4.352053) | 10.600309 / 10.191392 (0.408917) | 0.129728 / 0.680424 (-0.550695) | 0.015267 / 0.534201 (-0.518934) | 0.285444 / 0.579283 (-0.293839) | 0.272375 / 0.434364 (-0.161989) | 0.323478 / 0.540337 (-0.216860) | 0.547566 / 1.386936 (-0.839370) |

</details>
</details>

![](https://cml.dev/watermark.png#a91582de288d98e94bcb5ab634ca1cfeeff544c5 "CML watermark")