dump: Add self node in network device list

- TR181 datamodel is mapped with network nodes, adding self node in
  network node will display information of self AL node as well

src/topo_ieee1905.c

@@ -125,7 +125,6 @@ int topologyd_node_add(struct topologyd_private *priv, struct node *node)
 				topologyd_algo_run(priv);
 			first_run_flag = 1;
 		}
-		return 0;
 	}
 
 	/* Add node if not present in topology.