Update base for Update on "[Inductor][Quant] Change the QConv output …

…scale name"


**Summary**
Change the name of QConv output scale from `inv_output_scale` to `output_scale` after we move the optimization of quant/dequant from decomposition to lowering phase.


cc jgong5 mingfeima XiaobingSuper sanchitintel ashokei jingxu10 voznesenskym penguinwu EikanWang Guobing-Chen zhuhaozhe blzheng wenzhe-nrv jiayisunx peterbell10 ipiszy yf225 chenyang78 kadeng muchulee8 aakhundov ColinPeppler amjames desertfire chauhang

[ghstack-poisoned]