[Static Runtime] Add native op for aten::expand_as (#64024)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/64024
`aten::expand_as` creates a view of the input tensor. This change adds its native op implementation for the static runtime.
Test Plan: - Added `StaticRuntime.IndividualOps_ExpandAs`
Reviewed By: hlu1
Differential Revision: D30546851
fbshipit-source-id: e53483048af890bc41b6192a1ab0c5ba0ee2bdc0
