Back out "[caffe2] use JIT'ed fp32 SLS" (#32711)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/32711
Original commit changeset: 4f29d34523ef
Test Plan: CI
Differential Revision: D19603967
fbshipit-source-id: af3f647fff416a84290a42217747948bac4d73c6
