[devhelp] fix Ctrl+C to copy

[Aleksander Morgado <aleksm src gnome org>]

commit e56f96d1a5c7c57052e3bc63fc75b5afc296d7e4
Author: Pavel Vasin <rat4vier gmail com>
Date:   Mon Oct 1 18:09:44 2012 +0400

    fix Ctrl+C to copy
    
    regression from 3512bf0cc300b84a9fb626ea93b22794ab6e440c

 data/ui/devhelp.builder |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/ui/devhelp.builder b/data/ui/devhelp.builder
index 66ef85b..f15b758 100644
--- a/data/ui/devhelp.builder
+++ b/data/ui/devhelp.builder
@@ -153,7 +153,7 @@
         <item>
           <attribute name="label" translatable="yes">_Contents Tab</attribute>
           <attribute name="action">win.go-contents-tab</attribute>
-          <attribute name="accel">&lt;Primary&gt;c</attribute>
+          <attribute name="accel">&lt;Primary&gt;b</attribute>
         </item>
       </section>
     </submenu>