[ONOS-6958] Register policon for openflow

Change-Id: Ie54b14f331d0b7affc962a70d93c5da6d7960d13
diff --git a/drivers/optical/src/main/resources/optical-drivers.xml b/drivers/optical/src/main/resources/optical-drivers.xml
index 1c2c418..55b4d17 100644
--- a/drivers/optical/src/main/resources/optical-drivers.xml
+++ b/drivers/optical/src/main/resources/optical-drivers.xml
@@ -104,6 +104,7 @@
         <behaviour api="org.onosproject.net.behaviour.LambdaQuery"
                    impl="org.onosproject.driver.optical.query.OpenFlowLambdaQuery"/>
         <property name="meterCapable">false</property>
+        <property name="uiType">policon</property>
     </driver>
 
     <driver name="optical-config" manufacturer="config" hwVersion="config" swVersion="config">