nova: specify glance url proto
nova: specify glance url proto

If we don't specify the proto, nova-api sends a nice warning about that:

No protocol specified in for api_server 'http://localhost:9292'please
update [glance] api_servers with fully qualified url including
scheme (http / https).

Change-Id: Iee5c3a7312954259d75c1125c07ac79bd9bbb1b4

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration