Add test binary to compare torch model outputs (#47933)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/47933
Test Plan: Imported from OSS
Reviewed By: IvanKobzarev
Differential Revision: D25309199
Pulled By: SS-JIA
fbshipit-source-id: adc3fc7db33c251f6b661916265b86b7b8c68fc2
