[tests] add the missing `require_sacremoses` decorator (#29504)
* add sacremoses check
* fix style
* for FlaubertTokenizer
* HerbertTokenizer fix
* add typeHint
* Update src/transformers/testing_utils.py
Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>
* make less skipped
* make quality
* remove import
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Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>