[CI] Add identity tests to github actions

Summary:
Add identity tests to github

https://linear.app/comm/issue/ENG-1470

Test Plan: https://github.com/CommE2E/comm/actions/runs/3069899201/jobs/4959060294 passes

Reviewers: atul, ashoat

Reviewed By: atul, ashoat

Subscribers: ashoat, tomek, abosh

Differential Revision: https://phab.comm.dev/D5163