fix new a11y warning
Change-Id: I637c48335bb8e532bb8bad3b05e60fb1c06f6414
diff --git a/cui/uiconfig/ui/colorpage.ui b/cui/uiconfig/ui/colorpage.ui
index f563456..411389c 100644
--- a/cui/uiconfig/ui/colorpage.ui
+++ b/cui/uiconfig/ui/colorpage.ui
@@ -217,6 +217,8 @@
<property name="can_focus">False</property>
<property name="margin_bottom">3</property>
<property name="label" translatable="yes" context="colorpage|label22">Custom Palette</property>
<property name="use_underline">True</property>
<property name="mnemonic_widget">colorset</property>
<property name="xalign">0</property>
</object>
<packing>