[gnome-boxes] Correct bug reference

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 052ad1dfbf10b013cddf8aa1506befe365c128a7
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Tue Aug 12 18:38:17 2014 +0200

    Correct bug reference
    
    https://bugzilla.gnome.org/show_bug.cgi?id=734664

 src/selection-toolbar.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/selection-toolbar.vala b/src/selection-toolbar.vala
index f2ea70b..b258047 100644
--- a/src/selection-toolbar.vala
+++ b/src/selection-toolbar.vala
@@ -18,7 +18,7 @@ private class Boxes.SelectionToolbar: HeaderBar {
     }
 
     construct {
-        // Work around for https://bugzilla.gnome.org/show_bug.cgi?id=734664
+        // Work around for https://bugzilla.gnome.org/show_bug.cgi?id=734676
         custom_title = menu_button;
 
         App.app.notify["selected-items"].connect (() => {