module: remove resource listener in cleanup

Remove the resource listener before destroying the object because that
will trigger the resource cleanup again.

src/modules/module-link-factory.c

@@ -57,6 +57,7 @@ struct link_data {
 static void resource_destroy(void *data)
 {
 	struct link_data *ld = data;
+	spa_hook_remove(&ld->resource_listener);
 	if (ld->link)
 		pw_link_destroy(ld->link);
 }