Fix Neutron region in nova.conf
Fix Neutron region in nova.conf

Default in puppet-neutron is 'RegionOne', so let's override it with the
right parameter in TripleO.

Change-Id: I3f1693b91178027c8e05288aeba72b7d6bd042be

dprince/tripleo-heat-templates,openstack/tripleo-heat-templates,dprince/tripleo-heat-templates,openstack/tripleo-heat-templates