OpenContrail 3.1 set port for webui to 9042

Related to pull request:
https://github.com/salt-formulas/salt-formula-opencontrail/pull/7/files
diff --git a/opencontrail/control/cluster.yml b/opencontrail/control/cluster.yml
index b3f1052..a7015d5 100644
--- a/opencontrail/control/cluster.yml
+++ b/opencontrail/control/cluster.yml
@@ -14,3 +14,7 @@
           version: 1.0.1-0contrail1
         contrail-api-cli:
           version: latest
+  opencontrail:
+    web:
+      database:
+        port: 9042