Add a check that warmup_setps is either 0 or >= 1 (#30764)
* Add a check that warmup_setps is either 0 or >= 1
Update training_args.py to add a check that warmup_setps is either 0 or >= 1. Otherwise, raise an error.
* Update src/transformers/training_args.py
Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>
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Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>