Fixup sample agent config
Fixup sample agent config

Change-Id: I35165f89dabdf203e98665f99f763e709371fc9c

tonyli71/designate,melodous/designate,cneill/designate,richm/designate,cneill/designate,kiall/designate-py3,grahamhayes/designate,tonyli71/designate,ramsateesh/designate,NeCTAR-RC/designate,grahamhayes/designate,muraliselva10/designate,kiall/designate-py3,muraliselva10/designate,ionrock/designate,ramsateesh/designate,cneill/designate-testing,melodous/designate,ramsateesh/designate,cneill/designate-testing,kiall/designate-py3,ionrock/designate,cneill/designate,kiall/designate-py3,cneill/designate,cneill/designate-testing,melodous/designate,ionrock/designate,melodous/designate,grahamhayes/designate,kiall/designate-py3,NeCTAR-RC/designate,tonyli71/designate,openstack/designate,muraliselva10/designate,openstack/designate,openstack/designate,richm/designate,cneill/designate