[mutter] clutter/paint-nodes: Add missing newline

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 629dc4c770f879103d34f40fd43b07e6b3e0715a
Author: Jonas Ådahl <jadahl gmail com>
Date:   Fri Nov 22 11:42:45 2019 +0100

    clutter/paint-nodes: Add missing newline
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/935

 clutter/clutter/clutter-paint-nodes.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/clutter/clutter/clutter-paint-nodes.c b/clutter/clutter/clutter-paint-nodes.c
index 1f02f3a88..5cc8fb3ae 100644
--- a/clutter/clutter/clutter-paint-nodes.c
+++ b/clutter/clutter/clutter-paint-nodes.c
@@ -1182,6 +1182,7 @@ clutter_actor_node_serialize (ClutterPaintNode *node)
 
   return json_builder_get_root (builder);
 }
+
 static void
 clutter_actor_node_class_init (ClutterActorNodeClass *klass)
 {