dbus: add annotation to fix build

Change-Id: I936dc5577014ac551b5f8726a3d3b12be46c091f

bin/dbus/cx.ring.Ring.ConfigurationManager.xml

@@ -446,6 +446,7 @@
                    The query which is answered by this signal
                </tp:docstring>
            </arg>
+           <annotation name="org.qtproject.QtDBus.QtTypeName.Out3" value="VectorMapStringString"/>
            <arg type="aa{ss}" name="result" direction="out" tp:type="String_String_Map">
                <tp:docstring>
                    List of user results