Fixed localisation of main tab title at group creation window

ubl-settings-usergroups-group-creation.glade

@@ -464,7 +464,7 @@
               <object class="GtkLabel">
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
-                <property name="label" translatable="yes">Main</property>
+                <property name="label" translatable="yes">Basic</property>
               </object>
               <packing>
                 <property name="tab-fill">False</property>