Enable `USE_CUDA` (#92640)
Summary: `USE_CUDA` is needed in the bazel definitions to ensure that `USE_CUDA` is applied everywhere it should be.
We also fix some test code to use the correct properties.
Test Plan: Sandcastle
Differential Revision: D42616147
Pull Request resolved: https://github.com/pytorch/pytorch/pull/92640
Approved by: https://github.com/ezyang
