[krb5-auth-dialog] Add missing parent tag

[Guido Günther <guidog src gnome org>]

commit 01d6377ab05929927a349de0a4e29054b4e7651a
Author: Guido Günther <agx sigxcpu org>
Date:   Thu Oct 30 09:39:20 2014 +0100

    Add missing parent tag

 src/resources/ui/ka-preferences.ui |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/resources/ui/ka-preferences.ui b/src/resources/ui/ka-preferences.ui
index 8b880eb..30616af 100644
--- a/src/resources/ui/ka-preferences.ui
+++ b/src/resources/ui/ka-preferences.ui
@@ -6,7 +6,7 @@
     <property name="step_increment">1</property>
     <property name="page_increment">10</property>
   </object>
-  <template class="KaPreferences">
+  <template class="KaPreferences" parent="GtkDialog">
     <property name="can_focus">False</property>
     <property name="border_width">5</property>
     <property name="type_hint">dialog</property>