update ruff version (#30932)

* update ruff version

* fix research projects

* Empty

* Fix errors

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Co-authored-by: Lysandre <lysandre@huggingface.co>

examples/flax/language-modeling/run_mlm_flax.py

@@ -20,6 +20,7 @@ text file or a dataset.
 Here is the full list of checkpoints on the hub that can be fine-tuned by this script:
 https://huggingface.co/models?filter=fill-mask
 """
+
 import json
 import logging
 import math

examples/flax/language-modeling/run_t5_mlm_flax.py

@@ -19,6 +19,7 @@ Pretraining the library models for T5-like span-masked language modeling on a te
 Here is the full list of checkpoints on the hub that can be pretrained by this script:
 https://huggingface.co/models?filter=t5
 """
+
 import json
 import logging
 import math