Revert "CI sanity check test for env vars (#120519)"
This reverts commit f43b9c56c598b3a0f4d8e1d85f1e67b8f273d235.
Reverted https://github.com/pytorch/pytorch/pull/120519 on behalf of https://github.com/clee2000 due to broken on slow https://hud.pytorch.org/pytorch/pytorch/commit/d27509c384c9847cd2ac1f5d63ec143704b50591 https://github.com/pytorch/pytorch/actions/runs/8208843198/job/22453617568 ([comment](https://github.com/pytorch/pytorch/pull/120519#issuecomment-1986480624))
