pytorch

aa5141f2 - Update CONTRIBUTING.md to remove ProcessGroupAgent (#63160)

Update CONTRIBUTING.md to remove ProcessGroupAgent (#63160) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/63160 Test Plan: Imported from OSS Reviewed By: mrshenli Differential Revision: D30284439 Pulled By: H-Huang fbshipit-source-id: 53c31b6917ef5e2125e146fb0ed73ae3d76a8cf9