Clean up some THC includes (#69024)
Summary:
These seem to not be needed and cause ninja to rebuild the files at every build.
(There also is THCStorage.cu, but hopefully this will go away with https://github.com/pytorch/pytorch/issues/68556 )
Pull Request resolved: https://github.com/pytorch/pytorch/pull/69024
Reviewed By: soulitzer
Differential Revision: D32705309
Pulled By: ngimel
fbshipit-source-id: 5255297f213fdcf36e7203de7460a71291f8c9a0
