[mutter] display: Fix typo

[Florian Müllner <fmuellner src gnome org>]

commit 9b39325244df41bb68f96008b1d6d5ea1b7d7a24
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Mar 10 16:48:45 2016 +0100

    display: Fix typo

 src/core/display.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/core/display.c b/src/core/display.c
index f193359..4c7a00e 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -1212,7 +1212,7 @@ meta_grab_op_is_moving (MetaGrabOp op)
 }
 
 /**
- * meta_grab_op_windows_are_interactable:
+ * meta_display_windows_are_interactable:
  * @op: A #MetaGrabOp
  *
  * Whether windows can be interacted with.