tdf#105991 - Changing legend's font also changes the legend position

corrected the error

Change-Id: Iece8f4c440c01eabe108ba4e9a93fe1fb919f0e3
Reviewed-on: https://gerrit.libreoffice.org/43445Reviewed-by: Tamás Zolnai <tamas.zolnai@collabora.com>
Tested-by: Tamás Zolnai <tamas.zolnai@collabora.com>

chart2/uiconfig/ui/tp_LegendPosition.ui

@@ -33,7 +33,6 @@
                     <property name="receives_default">False</property>
                     <property name="use_underline">True</property>
                     <property name="xalign">0</property>
-                    <property name="active">True</property>
                     <property name="draw_indicator">True</property>
                     <property name="group">right</property>
                   </object>