Clean up CODEOWNERS for .github/ (#69395)
Summary:
Cleans up the CODEOWNERS file to reflect current team
Pull Request resolved: https://github.com/pytorch/pytorch/pull/69395
Test Plan: yeah_sandcastle
Reviewed By: anjali411
Differential Revision: D32885237
Pulled By: seemethere
fbshipit-source-id: a465f2cd0e27d5e53f5af5769d1cad47ec5348e7
