[SR] LOG->VLOG (#68477)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/68477
We're printing a lot of unnecessary logs in prod. Change these from LOG(INFO) to VLOG(1) so you can easily flip them back for testing.
Test Plan: CI
Reviewed By: ajyu, d1jang
Differential Revision: D32439776
fbshipit-source-id: 40fa57f4eeb6ca0b610008062cc94aed62fb6981
