Pin torchvision version for doc_push (#40802)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/40802
Signed-off-by: Edward Z. Yang <ezyang@fb.com>
Test Plan: Imported from OSS
Differential Revision: D22317343
Pulled By: ezyang
fbshipit-source-id: 8a982dd93a28d102dfd63163cd44704e899922e0
