[krb5-auth-dialog] prefs: Remove empty widget

[Guido Günther <guidog src gnome org>]

commit 9a0a961e11198b82b892cb8196c8af3cd7f821ac
Author: Guido Günther <agx sigxcpu org>
Date:   Wed Oct 12 20:49:54 2022 +0200

    prefs: Remove empty widget

 src/resources/ui/ka-preferences.ui | 14 --------------
 1 file changed, 14 deletions(-)
---
diff --git a/src/resources/ui/ka-preferences.ui b/src/resources/ui/ka-preferences.ui
index 7ae6a9f..96422d2 100644
--- a/src/resources/ui/ka-preferences.ui
+++ b/src/resources/ui/ka-preferences.ui
@@ -13,20 +13,6 @@
       <object class="GtkBox">
         <property name="orientation">vertical</property>
         <property name="spacing">2</property>
-        <child internal-child="action_area">
-          <object class="GtkButtonBox">
-            <property name="layout_style">end</property>
-            <child>
-              <placeholder/>
-            </child>
-          </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">True</property>
-            <property name="pack_type">end</property>
-            <property name="position">0</property>
-          </packing>
-        </child>
         <child>
           <object class="GtkNotebook" id="notebook">
             <property name="visible">True</property>