optimum

637805db - Support Llama 2 in BetterTransformer. (#1235)

Support Llama 2 in BetterTransformer. (#1235) * Support Llama 2 in BetterTransformer. * add test for Llama with GQA * fix formating issues * fix style --------- Co-authored-by: Félix Marty <9808326+fxmarty@users.noreply.github.com>