[reland][quant][graphmode][fx][test][refactor] Refactoring binary op tests to split int8 and float16 tests (#52807) (#53020)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/53020
Test Plan:
Imported from OSS
Imported from OSS
Reviewed By: vkuzo
Differential Revision: D26725351
fbshipit-source-id: 35086ab19087501e1c9fdef4f16993ee9f364d0d
