Delete CUDAUnaryOps.cpp (#46280)
Summary:
This file is no longer used
Pull Request resolved: https://github.com/pytorch/pytorch/pull/46280
Reviewed By: ezyang
Differential Revision: D24392749
Pulled By: heitorschueroff
fbshipit-source-id: 677e1ba8664e3c53448a962f8a5d05e806961c2d
