pytorch

b0f1b5c7 - Add QuantFusion to graph_executor (#26591)

Add QuantFusion to graph_executor (#26591) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/26591 att Test Plan: . Imported from OSS Differential Revision: D17636651 fbshipit-source-id: 85f3fba1ac0f890622f8c3d8bfb1894de5c050e0