Horizon UI support for Octavia

Gerrit User 22348 4f72a34185 Update patch set 1 ... Patch Set 1: Build succeeded (promote pipeline). - promote-openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b66e39965f9f46a5a12952aae0658589 : SUCCESS in 1m 08s Patch-set: 1 Tag: autogenerated:zuul:promote		2021-03-25 18:16:36 +00:00