Designate: Fix neutron handler

Change-Id: Id55daa93cc4778bd59dd8befbe4ed04c031f4384
Closes-bug: #1758850

ansible/roles/designate/templates/designate.conf.j2

@@ -93,10 +93,6 @@ zone_id =
 notification_topics = notifications_designate
 control_exchange = neutron
 formatv4 = '%(octet0)s-%(octet1)s-%(octet2)s-%(octet3)s.%(zone)s'
-formatv4 = '%(hostname)s.%(project)s.%(zone)s'
-formatv4 = '%(hostname)s.%(zone)s'
-formatv6 = '%(hostname)s.%(zone)s'
-formatv6 = '%(hostname)s.%(project)s.%(zone)s'
 
 [oslo_messaging_notifications]
 transport_url = {{ notify_transport_url }}