pytorch

a8f4011e - Revert "Adding fsdp fp16 and bf16 hooks (#80557)"

Revert "Adding fsdp fp16 and bf16 hooks (#80557)" This reverts commit f7d68284679e9fdcc997ec951ef219bdaecf171a. Reverted https://github.com/pytorch/pytorch/pull/80557 on behalf of https://github.com/aovladi due to broke distributed tests on trunk