fix get_metadata_patterns function args error

Bug get_metadata_patterns arg error https://github.com/huggingface/datasets/issues/6517


The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/datasets/pr_6518). All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

hello!
@albertvillanova  
Thank you very much for your recognition。
When can this PR be merged?

<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) | 0.005205 / 0.011353 (-0.006148) | 0.003730 / 0.011008 (-0.007278) | 0.063195 / 0.038508 (0.024687) | 0.052329 / 0.023109 (0.029219) | 0.247299 / 0.275898 (-0.028599) | 0.269600 / 0.323480 (-0.053880) | 0.004801 / 0.007986 (-0.003185) | 0.002728 / 0.004328 (-0.001600) | 0.049195 / 0.004250 (0.044944) | 0.044859 / 0.037052 (0.007807) | 0.253047 / 0.258489 (-0.005442) | 0.277253 / 0.293841 (-0.016588) | 0.028370 / 0.128546 (-0.100176) | 0.011095 / 0.075646 (-0.064551) | 0.211090 / 0.419271 (-0.208182) | 0.035944 / 0.043533 (-0.007589) | 0.252755 / 0.255139 (-0.002384) | 0.269466 / 0.283200 (-0.013733) | 0.017514 / 0.141683 (-0.124169) | 1.107815 / 1.452155 (-0.344339) | 1.154989 / 1.492716 (-0.337728) |

### 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) | 0.093925 / 0.018006 (0.075919) | 0.300923 / 0.000490 (0.300433) | 0.000219 / 0.000200 (0.000019) | 0.000043 / 0.000054 (-0.000012) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.018268 / 0.037411 (-0.019143) | 0.060508 / 0.014526 (0.045983) | 0.074564 / 0.176557 (-0.101992) | 0.121523 / 0.737135 (-0.615612) | 0.077394 / 0.296338 (-0.218945) |

### 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) | 0.275859 / 0.215209 (0.060650) | 2.707593 / 2.077655 (0.629938) | 1.419178 / 1.504120 (-0.084942) | 1.286737 / 1.541195 (-0.254458) | 1.350504 / 1.468490 (-0.117986) | 0.570461 / 4.584777 (-4.014316) | 2.400795 / 3.745712 (-1.344917) | 2.840876 / 5.269862 (-2.428986) | 1.724044 / 4.565676 (-2.841633) | 0.063819 / 0.424275 (-0.360456) | 0.004961 / 0.007607 (-0.002647) | 0.342537 / 0.226044 (0.116492) | 3.370942 / 2.268929 (1.102013) | 1.788659 / 55.444624 (-53.655966) | 1.501921 / 6.876477 (-5.374556) | 1.535352 / 2.142072 (-0.606721) | 0.651838 / 4.805227 (-4.153390) | 0.118979 / 6.500664 (-6.381685) | 0.047796 / 0.075469 (-0.027673) |

### 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) | 0.949850 / 1.841788 (-0.891937) | 11.581988 / 8.074308 (3.507680) | 10.462837 / 10.191392 (0.271445) | 0.133298 / 0.680424 (-0.547125) | 0.015008 / 0.534201 (-0.519193) | 0.299265 / 0.579283 (-0.280018) | 0.268864 / 0.434364 (-0.165500) | 0.332888 / 0.540337 (-0.207450) | 0.420423 / 1.386936 (-0.966513) |

</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) | 0.005309 / 0.011353 (-0.006044) | 0.003628 / 0.011008 (-0.007380) | 0.049545 / 0.038508 (0.011036) | 0.054095 / 0.023109 (0.030985) | 0.270679 / 0.275898 (-0.005219) | 0.295744 / 0.323480 (-0.027736) | 0.004131 / 0.007986 (-0.003855) | 0.002732 / 0.004328 (-0.001596) | 0.048714 / 0.004250 (0.044464) | 0.039916 / 0.037052 (0.002863) | 0.272354 / 0.258489 (0.013865) | 0.310553 / 0.293841 (0.016712) | 0.029525 / 0.128546 (-0.099021) | 0.011322 / 0.075646 (-0.064324) | 0.058007 / 0.419271 (-0.361265) | 0.032883 / 0.043533 (-0.010650) | 0.273609 / 0.255139 (0.018470) | 0.291780 / 0.283200 (0.008581) | 0.020538 / 0.141683 (-0.121145) | 1.118031 / 1.452155 (-0.334123) | 1.160777 / 1.492716 (-0.331940) |

### 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) | 0.092966 / 0.018006 (0.074959) | 0.301432 / 0.000490 (0.300943) | 0.000225 / 0.000200 (0.000025) | 0.000044 / 0.000054 (-0.000010) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.022736 / 0.037411 (-0.014676) | 0.077655 / 0.014526 (0.063129) | 0.093386 / 0.176557 (-0.083171) | 0.129694 / 0.737135 (-0.607441) | 0.092790 / 0.296338 (-0.203548) |

### 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) | 0.299161 / 0.215209 (0.083952) | 2.923300 / 2.077655 (0.845645) | 1.629661 / 1.504120 (0.125541) | 1.510797 / 1.541195 (-0.030398) | 1.507269 / 1.468490 (0.038778) | 0.574346 / 4.584777 (-4.010431) | 2.454396 / 3.745712 (-1.291316) | 2.843402 / 5.269862 (-2.426460) | 1.774815 / 4.565676 (-2.790861) | 0.063601 / 0.424275 (-0.360674) | 0.004977 / 0.007607 (-0.002630) | 0.347693 / 0.226044 (0.121649) | 3.430054 / 2.268929 (1.161126) | 1.987308 / 55.444624 (-53.457316) | 1.682756 / 6.876477 (-5.193721) | 1.688463 / 2.142072 (-0.453609) | 0.646449 / 4.805227 (-4.158778) | 0.117860 / 6.500664 (-6.382804) | 0.041305 / 0.075469 (-0.034164) |

### 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) | 0.987355 / 1.841788 (-0.854433) | 12.398721 / 8.074308 (4.324412) | 11.070442 / 10.191392 (0.879050) | 0.134946 / 0.680424 (-0.545477) | 0.016172 / 0.534201 (-0.518029) | 0.293359 / 0.579283 (-0.285924) | 0.282271 / 0.434364 (-0.152093) | 0.331919 / 0.540337 (-0.208418) | 0.432137 / 1.386936 (-0.954799) |

</details>
</details>

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