[Static runtime] Add unit tests to ops bmm and addmm (#61000)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/61000
Add unit tests to bmm and addmm operators in static runtime.
Test Plan:
buck test //caffe2/benchmarks/static_runtime:static_runtime_cpptest
{F628935117}
Reviewed By: hlu1
Differential Revision: D29459679
fbshipit-source-id: 5c7fa5c9b0675c1c84f3ae3110204d663255009c
