Summary: TSIA. Now all submodules are located together.

Test Plan: N/A

Reviewers: zasgar, michelle, #third_party_approvers

Reviewed By: zasgar, #third_party_approvers

Differential Revision: https://phab.corp.pixielabs.ai/D8266

GitOrigin-RevId: ee18e0e2f54ef0754a11c364938034c7427f8356