Revert "[FSDP] Do not clean FQNs even for `use_orig_params=True` (#91767)"
This reverts commit a383789f4d8ecb36adaff6bd3746430209ff0546.
Reverted https://github.com/pytorch/pytorch/pull/91767 on behalf of https://github.com/huydhn due to This breaks inductor_distributed workflow https://hud.pytorch.org/pytorch/pytorch/commit/a383789f4d8ecb36adaff6bd3746430209ff0546
