[gnome-boxes] kbd-shortcut: Fix a typo

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit c2bf83d4d5f8318c929c36f4ff3659860c1e3d80
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Mon Mar 14 17:57:25 2016 +0000

    kbd-shortcut: Fix a typo

 data/ui/kbd-shortcuts-window.ui |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/ui/kbd-shortcuts-window.ui b/data/ui/kbd-shortcuts-window.ui
index bab2e31..14fc847 100644
--- a/data/ui/kbd-shortcuts-window.ui
+++ b/data/ui/kbd-shortcuts-window.ui
@@ -146,7 +146,7 @@
               <object class="GtkShortcutsShortcut">
                 <property name="visible">1</property>
                 <property name="accelerator">&lt;Ctrl&gt;q</property>
-                <property name="title" translatable="yes" context="shortcut window">Close window/Quit 
Boxes</property>
+                <property name="title" translatable="yes" context="shortcut window">Close Window/Quit 
Boxes</property>
               </object>
             </child>