unified GlooStore and c10d store API (#56222)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/56222
Pull Request resolved: https://github.com/pytorch/pytorch/pull/55719
Test Plan: Imported from OSS
Reviewed By: rohan-varma
Differential Revision: D27785267
Pulled By: msaroufim
fbshipit-source-id: ce247f9226ecc971af8e1f08adeb835f64973e12
