[NNC] Fixing a bug in simplifier (#58291)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/58291
Test Plan: Imported from OSS
Reviewed By: bertmaher
Differential Revision: D28435393
Pulled By: navahgar
fbshipit-source-id: 517e47385a93a43d2ddf054382adc81c18484066
