Initialize upgrader and operator version files (#68772)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/68772
Test Plan: Imported from OSS
Reviewed By: gmagogsfm
Differential Revision: D32603257
Pulled By: tugsbayasgalan
fbshipit-source-id: 5a3d9ba4d0a01ddff4ff6ebdf7bb88ec125765b0
