Consistency for multi-os in the includes
Consistency for multi-os in the includes

This makes the include_vars consistent accross all the
openstack-ansible-.* repos.

Change-Id: Ic8697f32b3156954217531402b5c095de351e584

openstack/openstack-ansible-lxc_hosts,openstack/openstack-ansible-lxc_hosts,os-cloud/openstack-ansible-lxc_hosts,os-cloud/openstack-ansible-lxc_hosts