Fixed the credentials

roles/nuage_master/defaults/main.yaml

@@ -0,0 +1,4 @@
+---
+nuage_master_cspadminpasswd: ""
+nuage_master_adminusername: admin
+nuage_master_adminuserpasswd: admin 

roles/nuage_master/vars/main.yaml

@@ -28,7 +28,3 @@ nuage_service_account_config:
 
 nuage_tasks:
     - policy add-cluster-role-to-user cluster-reader {{ nuage_service_account }} 
-
-nuage_master_cspadminpasswd: ''
-nuage_master_adminusername: 'admin'
-nuage_master_adminuserpasswd: 'admin'