[gtk+] Typo fix in GtkStack docs

[Matthias Clasen <matthiasc src gnome org>]

commit b88c0d73878ef1f2b50218d424bd356b817ee4c1
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Apr 22 10:24:20 2013 -0400

    Typo fix in GtkStack docs

 gtk/gtkstack.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gtkstack.c b/gtk/gtkstack.c
index 3164873..a7d42c5 100644
--- a/gtk/gtkstack.c
+++ b/gtk/gtkstack.c
@@ -1094,7 +1094,7 @@ gtk_stack_get_homogeneous (GtkStack *stack)
  * gtk_stack_get_transition_duration:
  * @stack: a #GtkStack
  *
- * Returns the amount of time (in milliseconds that
+ * Returns the amount of time (in milliseconds) that
  * transitions between pages in @stack will take.
  *
  * Returns: the transition duration