[test] vc toolchain modification (#54589)
Summary:
Fixes https://github.com/pytorch/pytorch/issues/54502
Needs to be merged after https://github.com/pytorch/builder/pull/684
Pull Request resolved: https://github.com/pytorch/pytorch/pull/54589
Reviewed By: walterddr
Differential Revision: D27402066
Pulled By: seemethere
fbshipit-source-id: 68f92485d89edf2c3315de8c57447f180679c77d
