Deploy Nginx on config virtual-mcp11-* nodes

Change-Id: I7d7140a702df97ee2c9a4967e963d267daa8fc01
diff --git a/nodes/cfg01.virtual-mcp11-dvr.local.yml b/nodes/cfg01.virtual-mcp11-dvr.local.yml
index be7f43c..d7bac28 100644
--- a/nodes/cfg01.virtual-mcp11-dvr.local.yml
+++ b/nodes/cfg01.virtual-mcp11-dvr.local.yml
@@ -1,5 +1,6 @@
 classes:
 - cluster.virtual-mcp11-dvr.infra.config
+- cluster.virtual-mcp11-dvr.stacklight.proxy
 parameters:
   _param:
     linux_system_codename: xenial