GitLab

* Fix llama model forward function with attention=True, same-length encoded sequence.

* Fix style

* propagate fix to modeling_cohere, gemma, dbrx, and olmo (which copy the same sdpa masking logic from llama)

* Fix style

* ignore unnecessary sdpa mask converter when output_attentions=True

* add tests checking sdpa and eager outputs match when output_attentions=True

* Split if statements in two lines
Co-authored-by: Arthur <48595927+ArthurZucker@users.noreply.github.com>

* Fix formatting

* Add fix to new jetmoe model

* Add missing output_attentions argument to jetmoe mask creation

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Co-authored-by: Arthur <48595927+ArthurZucker@users.noreply.github.com>