Remove backend check for torch.compile (#22140)
* Remove backend enforcment for torch.compile
* Update error
* Update src/transformers/training_args.py
Co-authored-by: Stas Bekman <stas00@users.noreply.github.com>
* Apply suggestions from code review
Co-authored-by: Stas Bekman <stas00@users.noreply.github.com>
* Style
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Co-authored-by: Stas Bekman <stas00@users.noreply.github.com>