- bind health manager port to ovs
- create a octavia-interface.service (used for creating health manager
  interface after reboot)
- used for ci, test or poc

Implements: blueprint implement-automatic-deploy-of-octavia

Change-Id: I8ac30dea6c8402d97189c6b05032c608936b0ff2
Co-Authored-By: wu.chunyang <wuchunyang@yovole.com>