Fix CI by temporarily marking test_convert_to_parquet as expected to fail

As a hotfix for CI, temporarily mark test_convert_to_parquet as expected to fail.

Fix #7073.

Revert once root cause is fixed.

Comments:
The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/datasets/pr_7074). 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) | 0.005168 / 0.011353 (-0.006185) | 0.003572 / 0.011008 (-0.007436) | 0.062755 / 0.038508 (0.024247) | 0.030371 / 0.023109 (0.007262) | 0.250240 / 0.275898 (-0.025658) | 0.268091 / 0.323480 (-0.055389) | 0.003260 / 0.007986 (-0.004726) | 0.002706 / 0.004328 (-0.001622) | 0.048957 / 0.004250 (0.044706) | 0.044441 / 0.037052 (0.007389) | 0.251801 / 0.258489 (-0.006688) | 0.289401 / 0.293841 (-0.004440) | 0.028991 / 0.128546 (-0.099555) | 0.011871 / 0.075646 (-0.063775) | 0.203722 / 0.419271 (-0.215549) | 0.035911 / 0.043533 (-0.007622) | 0.248070 / 0.255139 (-0.007069) | 0.266480 / 0.283200 (-0.016720) | 0.019831 / 0.141683 (-0.121852) | 1.143429 / 1.452155 (-0.308726) | 1.160102 / 1.492716 (-0.332614) |

### 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) | 0.096740 / 0.018006 (0.078734) | 0.302473 / 0.000490 (0.301983) | 0.000219 / 0.000200 (0.000019) | 0.000043 / 0.000054 (-0.000011) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.018367 / 0.037411 (-0.019045) | 0.062346 / 0.014526 (0.047820) | 0.074416 / 0.176557 (-0.102140) | 0.120507 / 0.737135 (-0.616628) | 0.076536 / 0.296338 (-0.219802) |

### 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) | 0.284093 / 0.215209 (0.068884) | 2.738805 / 2.077655 (0.661150) | 1.469263 / 1.504120 (-0.034856) | 1.349122 / 1.541195 (-0.192073) | 1.355578 / 1.468490 (-0.112912) | 0.720364 / 4.584777 (-3.864413) | 2.360339 / 3.745712 (-1.385373) | 2.941134 / 5.269862 (-2.328728) | 1.888692 / 4.565676 (-2.676984) | 0.077111 / 0.424275 (-0.347164) | 0.005070 / 0.007607 (-0.002537) | 0.334122 / 0.226044 (0.108078) | 3.298378 / 2.268929 (1.029450) | 1.868514 / 55.444624 (-53.576111) | 1.528561 / 6.876477 (-5.347916) | 1.535319 / 2.142072 (-0.606754) | 0.778591 / 4.805227 (-4.026636) | 0.131364 / 6.500664 (-6.369300) | 0.041697 / 0.075469 (-0.033773) |

### 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) | 0.970243 / 1.841788 (-0.871544) | 11.324752 / 8.074308 (3.250443) | 9.612381 / 10.191392 (-0.579011) | 0.138842 / 0.680424 (-0.541582) | 0.014479 / 0.534201 (-0.519722) | 0.309415 / 0.579283 (-0.269868) | 0.264654 / 0.434364 (-0.169710) | 0.343695 / 0.540337 (-0.196642) | 0.435323 / 1.386936 (-0.951613) |

</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) | 0.005680 / 0.011353 (-0.005673) | 0.003614 / 0.011008 (-0.007394) | 0.060575 / 0.038508 (0.022067) | 0.031103 / 0.023109 (0.007994) | 0.269083 / 0.275898 (-0.006815) | 0.291556 / 0.323480 (-0.031923) | 0.004354 / 0.007986 (-0.003632) | 0.002739 / 0.004328 (-0.001589) | 0.049056 / 0.004250 (0.044806) | 0.039759 / 0.037052 (0.002707) | 0.280608 / 0.258489 (0.022119) | 0.324798 / 0.293841 (0.030957) | 0.032030 / 0.128546 (-0.096516) | 0.011862 / 0.075646 (-0.063784) | 0.060011 / 0.419271 (-0.359261) | 0.033960 / 0.043533 (-0.009573) | 0.271114 / 0.255139 (0.015975) | 0.293922 / 0.283200 (0.010722) | 0.019497 / 0.141683 (-0.122185) | 1.137871 / 1.452155 (-0.314284) | 1.180656 / 1.492716 (-0.312061) |

### 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) | 0.094201 / 0.018006 (0.076194) | 0.306657 / 0.000490 (0.306167) | 0.000215 / 0.000200 (0.000015) | 0.000068 / 0.000054 (0.000014) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.022562 / 0.037411 (-0.014850) | 0.077170 / 0.014526 (0.062644) | 0.088915 / 0.176557 (-0.087642) | 0.129455 / 0.737135 (-0.607680) | 0.091571 / 0.296338 (-0.204767) |

### 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) | 0.300753 / 0.215209 (0.085544) | 2.941929 / 2.077655 (0.864274) | 1.613451 / 1.504120 (0.109331) | 1.498365 / 1.541195 (-0.042830) | 1.517124 / 1.468490 (0.048634) | 0.709209 / 4.584777 (-3.875568) | 0.950478 / 3.745712 (-2.795235) | 2.799328 / 5.269862 (-2.470533) | 1.872895 / 4.565676 (-2.692782) | 0.078233 / 0.424275 (-0.346042) | 0.005613 / 0.007607 (-0.001994) | 0.349590 / 0.226044 (0.123545) | 3.500213 / 2.268929 (1.231284) | 2.001155 / 55.444624 (-53.443469) | 1.704845 / 6.876477 (-5.171632) | 1.810722 / 2.142072 (-0.331350) | 0.795326 / 4.805227 (-4.009901) | 0.132913 / 6.500664 (-6.367751) | 0.041209 / 0.075469 (-0.034260) |

### 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) | 1.029513 / 1.841788 (-0.812274) | 12.005617 / 8.074308 (3.931309) | 10.119379 / 10.191392 (-0.072013) | 0.139767 / 0.680424 (-0.540657) | 0.015241 / 0.534201 (-0.518960) | 0.301164 / 0.579283 (-0.278119) | 0.121563 / 0.434364 (-0.312801) | 0.336672 / 0.540337 (-0.203666) | 0.431526 / 1.386936 (-0.955410) |

</details>
</details>

![](https://cml.dev/watermark.png#92bdab56a3c7d5ded10e8ae4134c943e32d3bc86 "CML watermark")