Bump up windows cudnn version (#46436)
Summary:
Fixes #{issue number}
Pull Request resolved: https://github.com/pytorch/pytorch/pull/46436
Reviewed By: zou3519
Differential Revision: D24421785
Pulled By: ezyang
fbshipit-source-id: 5aab2ae673e9ae07344a5f3bf0dc374a91dd12b2
