[mutter] clutter/actor: Fix indentation in add_child_internal()

[Marge Bot <marge-bot src gnome org>]

commit fad070eb40bf04a44b52feba108fab23b97bfd7d
Author: Robert Mader <robert mader collabora com>
Date:   Tue Jul 26 22:56:02 2022 +0200

    clutter/actor: Fix indentation in add_child_internal()
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2530>

 clutter/clutter/clutter-actor.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/clutter/clutter/clutter-actor.c b/clutter/clutter/clutter-actor.c
index e07af3d164..51a8868cc8 100644
--- a/clutter/clutter/clutter-actor.c
+++ b/clutter/clutter/clutter-actor.c
@@ -11558,7 +11558,7 @@ clutter_actor_add_child_internal (ClutterActor              *self,
   if (self == child)
     {
       g_warning ("Cannot add the actor '%s' to itself.",
-                  _clutter_actor_get_debug_name (self));
+                 _clutter_actor_get_debug_name (self));
       return;
     }