add tests to BinaryOpsKernel -- max/min kernel (#42198)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/42198
1. add tests to max/min kernel
Test Plan:
1. Run locally to check cover the corresponding code part in BinaryOpsKernel.cpp.
2. CI
Reviewed By: malfet
Differential Revision: D22796019
fbshipit-source-id: 84c8d7df509de453c4ec3c5e38977733b0ef3457
