[Pytorch Edge] Make RegisterBackendSelect Selective (#59096)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/59096
RegisterBackendSelect is bringing in ~100 extra ops to the runtime. This messes with the compatibility api, and also adds a nontrivial amount of size.
Test Plan: Model Unittests/CI
Reviewed By: iseeyuan
Differential Revision: D28588100
fbshipit-source-id: ffd0b5b9cbe20f27dbf3be418a6c1f80c7396fdb
