[FSDP][state_dict] Make optim_state_dict_to_load work with use_orig_param=False + NO_SHARD (#107185)
Summary: As title
Test Plan: CI
Reviewed By: wz337
Differential Revision: D48329724
Pull Request resolved: https://github.com/pytorch/pytorch/pull/107185
Approved by: https://github.com/fegin
