We must not allow users to be able to delete
ports when a VIF record is present. If they are
able to, then the user risks orphaning ports in
neutron which could result in address depletion
prevent the port from being able to be used again.
Co-Authored-By: Madhuri Kumari <madhuri.kumari@intel.com>
Story: 2006710
Task: 37074
Change-Id: I9f8eaf94a375984ea2f567f0a87c2ed1ed5cb3b7