Update CMakeLists.txt (#87030)
Fix Caffe2_CPU_INCLUDE with Caffe2_GPU_INCLUDE. The expanding parent scope should be with the same variable name. The compilation in certain build configurations is corrected with this fix.
Fixes #ISSUE_NUMBER
Pull Request resolved: https://github.com/pytorch/pytorch/pull/87030
Approved by: https://github.com/kit1980
