misc windows warning fixes (#33632)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/33632
* `inline_container.h` was unnecessarily exposing all includers to caffe2 headers via `caffe2/core/logging.h`
* Add msvc version of hiding unused warnings.
* Make sure clang on windows does not use msvc pragmas.
* Don't redefine math macro.
Test Plan: CI green
Differential Revision: D20017046
fbshipit-source-id: 230a9743eb88aee08d0a4833680ec2f01b7ab1e9
