[mutter] clutter/stage-cogl: Fix a comment-typo

[Carlos Garnacho <carlosg src gnome org>]

commit 30a2483e6e5e8170569bf48ea46b1452d7110b94
Author: Jonas Dreßler <verdre v0yd nl>
Date:   Fri Apr 19 12:55:15 2019 +0200

    clutter/stage-cogl: Fix a comment-typo
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/547

 clutter/clutter/cogl/clutter-stage-cogl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/clutter/clutter/cogl/clutter-stage-cogl.c b/clutter/clutter/cogl/clutter-stage-cogl.c
index e0c39185b..2a2a17e05 100644
--- a/clutter/clutter/cogl/clutter-stage-cogl.c
+++ b/clutter/clutter/cogl/clutter-stage-cogl.c
@@ -273,7 +273,7 @@ clutter_stage_cogl_ignoring_redraw_clips (ClutterStageWindow *stage_window)
 }
 
 /* A redraw clip represents (in stage coordinates) the bounding box of
- * something that needs to be redraw. Typically they are added to the
+ * something that needs to be redrawn. Typically they are added to the
  * StageWindow as a result of clutter_actor_queue_clipped_redraw() by
  * actors such as ClutterGLXTexturePixmap. All redraw clips are
  * discarded after the next paint.