pytorch

bfb39e57 - Revert "[NVFuser] always use fallback if fusion fails"

Revert "[NVFuser] always use fallback if fusion fails" This reverts commit da984c507c170b4275c9cd756c8440788e194519. Reverted https://github.com/pytorch/pytorch/pull/75983 on behalf of https://github.com/davidberard98