remove unused CAFFE2_VERSION macros (#97337)
remove unused CAFFE2_VERSION macros
Summary:
Nothing reads these and they are completely subsumed by TORCH_VERSION.
Getting rid of these will be helpful for build unification, since they
are also not used internally.
Test Plan: Rely on CI.
Reviewers: sahanp
Subscribers:
Tasks:
Tags:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/97337
Approved by: https://github.com/malfet
