Add aodh formula package

https://github.com/Mirantis/mk-lab-salt-model/pull/213
diff --git a/salt/master/formula/pkg/openstack.yml b/salt/master/formula/pkg/openstack.yml
index f23bbee..8da9507 100644
--- a/salt/master/formula/pkg/openstack.yml
+++ b/salt/master/formula/pkg/openstack.yml
@@ -4,6 +4,9 @@
       environment:
         prd:
           formula:
+            aodh:
+              source: pkg
+              name: salt-formula-aodh
             ceilometer:
               source: pkg
               name: salt-formula-ceilometer