Revert "[ao] Added ModelReport class outline for Fx Graph Modules"
This reverts commit 0f95e1846c1e8da2e0524243bbd6761434e43b5a.
Reverted https://github.com/pytorch/pytorch/pull/79595 on behalf of https://github.com/malfet due to Broke tests on MacOS, see https://hud.pytorch.org/pytorch/pytorch/commit/0f95e1846c1e8da2e0524243bbd6761434e43b5a
