Dont use SubgraphRewriter in FoldQuantizeCallIntoBuffer
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/30264
Test Plan: Imported from OSS
Differential Revision: D18645531
Pulled By: jamesr66a
fbshipit-source-id: 44fc0f0a3c8cabe62924baae0d556e43bbf637ec
