Add vulkan reshape op (hack) (#47252)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/47252
For now, just use the CPU to reshape.
Test Plan: Imported from OSS
Reviewed By: IvanKobzarev
Differential Revision: D24733906
Pulled By: SS-JIA
fbshipit-source-id: df0e4c0f21379cb2533a1717300b2f7275936e55
