Remove not used liststore entrys

gajim/data/gui/history_window.ui

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.22.0 -->
+<!-- Generated with glade 3.22.1 -->
 <interface>
   <requires lib="gtk+" version="3.20"/>
   <object class="GtkListStore" id="liststore1">
@@ -9,12 +9,6 @@
       <!-- column-name gchararray2 -->
       <column type="gchararray"/>
     </columns>
-    <data>
-      <row>
-        <col id="0" translatable="yes">Hello</col>
-        <col id="1" translatable="yes">user-offline-symbolic</col>
-      </row>
-    </data>
   </object>
   <object class="GtkPopoverMenu" id="more_menu">
     <property name="can_focus">False</property>
@@ -292,6 +286,9 @@
     <signal name="delete-event" handler="on_history_window_delete_event" swapped="no"/>
     <signal name="destroy" handler="on_history_window_destroy" swapped="no"/>
     <signal name="key-press-event" handler="on_history_window_key_press_event" swapped="no"/>
+    <child type="titlebar">
+      <placeholder/>
+    </child>
     <child>
       <object class="GtkBox" id="vbox">
         <property name="width_request">600</property>
@@ -572,8 +569,5 @@
         </child>
       </object>
     </child>
-    <child type="titlebar">
-      <placeholder/>
-    </child>
   </object>
 </interface>