Clang-format batchnorm.py and distributed.py (#55971)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/55971
Per title
ghstack-source-id: 126454339
Test Plan: N/A
Reviewed By: zhaojuanmao
Differential Revision: D27752315
fbshipit-source-id: 64ca5dea7b2689037594a6bd9a75641a9bb817c1
