[gedit] Use the right action name

[Ignacio Casal Quinteiro <icq src gnome org>]

commit a3dc06d0439c4d025d03752d79dc37cb1ee376df
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Thu Feb 6 11:41:31 2014 +0100

    Use the right action name

 gedit/gedit-window.ui |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gedit/gedit-window.ui b/gedit/gedit-window.ui
index 09ddc83..6661443 100644
--- a/gedit/gedit-window.ui
+++ b/gedit/gedit-window.ui
@@ -327,7 +327,7 @@
             <property name="visible">True</property>
             <property name="valign">center</property>
             <property name="tooltip_text" translatable="yes">Create a new document</property>
-            <property name="action_name">win.new_tab</property>
+            <property name="action_name">win.new-tab</property>
             <style>
               <class name="image-button"/>
             </style>