Replaced underscores with hyphens in cluster names and domains

Change-Id: I90d163602a0915b23f25f9f4d799799c0336e664
diff --git a/classes/cluster/os-ha-contrail-40/infra/init.yml b/classes/cluster/os-ha-contrail-40/infra/init.yml
index c9958c7..520a622 100644
--- a/classes/cluster/os-ha-contrail-40/infra/init.yml
+++ b/classes/cluster/os-ha-contrail-40/infra/init.yml
@@ -1,7 +1,7 @@
 parameters:
   _param:
-    cluster_domain: os_ha_contrail_40.local
-    cluster_name: os_ha_contrail_40
+    cluster_domain: os-ha-contrail-40.local
+    cluster_name: os-ha-contrail-40
     infra_config_deploy_address: 192.168.10.90
     infra_config_address: 172.16.10.100
     infra_config_hostname: cfg01