Revert D25108971: [pytorch][PR] enable cuda11.1 and cudnn 8.0.5 in CI
Test Plan: revert-hammer
Differential Revision:
D25108971 (https://github.com/pytorch/pytorch/commit/84d4e9c4faa3e96d2ce11e32f4f98abe027d8456)
Original commit changeset: d836690e1d5d
fbshipit-source-id: 555d1b8ee046d4263920cba8859b6d58e11fccd7
