enable ML2/OVN and DVR by default

Author: g0rgamesh

etc/kayobe/kolla.yml

@@ -566,7 +566,7 @@ kolla_enable_mariabackup: True
 #kolla_enable_neutron:
 #kolla_enable_neutron_agent_ha:
 #kolla_enable_neutron_bgp_dragent:
-#kolla_enable_neutron_dvr:
+kolla_enable_neutron_dvr: yes
 #kolla_enable_neutron_horizon_policy_file:
 #kolla_enable_neutron_infoblox_ipam_agent:
 #kolla_enable_neutron_metering:
@@ -595,7 +595,7 @@ kolla_enable_mariabackup: True
 #kolla_enable_openvswitch:
 #kolla_enable_osprofiler:
 #kolla_enable_outward_rabbitmq:
-#kolla_enable_ovn:
+kolla_enable_ovn: yes
 #kolla_enable_ovs_dpdk:
 #kolla_enable_placement:
 kolla_enable_prometheus: true