More topi support (#19728)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/19728
Added `Tanh`, `Transpose` and `Mul` support.
Reviewed By: hlu1
Differential Revision: D15078878
fbshipit-source-id: 0a0df6b0d453bc38987b6d744774c127dd6875fe
