Fix integration test to work with newer OVS.
Fix integration test to work with newer OVS.

Change-Id: Ie47e05684467e6fd4c3b4a6267aa1077dae1a774
Signed-off-by: Rob Adams <dc34e1981fc17062c98433ad1bfcab20a4e3a66c@readams.net>

mhrobinson/opflex,opendaylight/opflex,opendaylight/opflex,opendaylight/opflex,mhrobinson/opflex,mhrobinson/opflex,opendaylight/opflex,mhrobinson/opflex