Enable equality operator for bfloat16 CPU scalar types. (#30817)
Summary:
See https://github.com/pytorch/xla/issues/1330 for reference.
mruberry ailzhang FYI
Pull Request resolved: https://github.com/pytorch/pytorch/pull/30817
Differential Revision: D18847375
Pulled By: mruberry
fbshipit-source-id: d1efedf8b975b8d9b55cf0ddf141818eaa7c91f0
