Enable CUDA Fuser for ROCm (#45965)
Summary:
This enables the cuda fuser on ROCm and enables tests for them.
Part of this patch is based on work of Rohith Nallamaddi, thank you.
Errors are my own, of course.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/45965
Reviewed By: seemethere
Differential Revision: D24170457
Pulled By: walterddr
fbshipit-source-id: 3dd25b3501a41d2f00acba3ce8642ce51c49c9a6
