[ao][docs] Clarify operator support for quantization (#63270)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/63270
Add table to quantization main page showing supported modules
for static and dynamic quantization.
ghstack-source-id: 137087204
Test Plan: Imported from OSS
Reviewed By: HDCharles
Differential Revision: D30658654
fbshipit-source-id: a82c998e1db6370596d5b0ca4c7cc96c1c90f30e
