Shouldn't need user local install for ROCm build (#50299)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/50299
Reviewed By: zhangguanheng66
Differential Revision: D25865423
Pulled By: ezyang
fbshipit-source-id: e2af5f00f99de3c0d38b6b6fedfd9b0027ed9b0b
