ceilometer: fix rabbit_virtual_host

The ceilometer module changed the name of this parameter
from rabbit_virtualhost to rabbit_virtualhost, so
properly reflect the change.

Author: fghaas

manifests/ceilometer/config.pp

@@ -27,7 +27,7 @@
         rpc_backend     => 'ceilometer.openstack.common.rpc.impl_kombu',
         rabbit_host     => $rabbit_host,
         rabbit_password => $rabbit_password,
-        rabbit_virtualhost => $::kickstack::rabbit_virtual_host,
+        rabbit_virtual_host => $::kickstack::rabbit_virtual_host,
         rabbit_userid   => $::kickstack::rabbit_userid,
         verbose         => $::kickstack::verbose,
         debug           => $::kickstack::debug,