added clusternet and dmznet ids to output

output.tf

@@ -2,3 +2,10 @@ output "address" {
   value = "${openstack_networking_floatingip_v2.ip_pool.address}"
 }
 
+output "dmznet_network_id" {
+  value = "${openstack_networking_network_v2.dmznet.id}"
+}
+
+output "clusternet_network_id" {
+  value = "${openstack_networking_network_v2.clusternet.id}"
+}