[Quant][fx] Added explicit entries for for functional and module conv&linear support into get_default_qconfig_dict&get_default_qat_qconfig_dict (#73528)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/73528
Test Plan: Imported from OSS
Reviewed By: jerryzh168
Differential Revision: D34535572
Pulled By: dzdang
fbshipit-source-id: 883f46e014e47aeba3ea6f9fb401c54e3792b2ac
(cherry picked from commit 66713d518295b2e7306561030aa6b7ca049a708c)
