move Bazel //:tools_autograd to the //tools/autograd package (#74745)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/74745
This is to be consistent with internal builds.
ghstack-source-id: 152722873
Test Plan: Rely on CI.
Reviewed By: ezyang
Differential Revision: D35144475
fbshipit-source-id: f4cea54ceb05cd70de76c7a679466c92d063d15e
(cherry picked from commit a52691384ad6773cf6e7ebbb5709a4d2696875e8)
