set different IP for salt-master

Set salt-master IP on ens4 to 172.16.10.90 to avoid
getting two IPs on master and collision with mon01.

Change-Id: I44881b51971801ca69c2f19df61277207535145c
diff --git a/classes/cluster/virtual-mcp11-contrail/infra/init.yml b/classes/cluster/virtual-mcp11-contrail/infra/init.yml
index 1d6d63b..1d7b5d9 100755
--- a/classes/cluster/virtual-mcp11-contrail/infra/init.yml
+++ b/classes/cluster/virtual-mcp11-contrail/infra/init.yml
@@ -3,7 +3,7 @@
     cluster_domain: virtual-mcp11-contrail.local
     cluster_name: virtual-mcp11-contrail
     infra_config_hostname: cfg01
-    infra_config_address: 172.16.10.100
+    infra_config_address: 172.16.10.90
   linux:
     network:
       host: