Vulkan pipeline and pipeline layout cache. (#42395)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/42395
Test Plan: Imported from OSS
Reviewed By: IvanKobzarev
Differential Revision: D23252334
Pulled By: AshkanAliabadi
fbshipit-source-id: 6b4e88f9794a7879d47a1cdb671076d50f1944d9
