tdf#120879 Remove has_default from help

Change-Id: I5b776f89b7a49307e7a3ed4382f28ac58fc738ff
Reviewed-on: https://gerrit.libreoffice.org/64073
Tested-by: Jenkins
Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>

sd/uiconfig/sdraw/ui/dlgsnap.ui

@@ -96,7 +96,6 @@
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <property name="can_default">True</property>
-                <property name="has_default">True</property>
                 <property name="receives_default">True</property>
                 <property name="use_stock">True</property>
               </object>