Add ops for portal NLU model (#37192)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/37192
Add ops used by portal NLU model to lite interpreter
Test Plan: local test
Reviewed By: iseeyuan
Differential Revision: D21215050
fbshipit-source-id: 874023c449e4c04b9f3f871450a7cf02e8f5f5c4
