Vendor-facing API for registration of interop-compliance

Gerrit User 22348 e8fbf8f2d2 Update patch set 2 ... Patch Set 2: Build succeeded (promote pipeline). - promote-openstack-tox-docs https://zuul.opendev.org/t/openstack/build/117a82bbf5c740c1aa8fa0b46bb08d90 : SUCCESS in 53s Patch-set: 2 Tag: autogenerated:zuul:promote		2021-05-04 17:14:07 +00:00