Add power support to the Polatis SNMP driver

Change-Id: I8f80f66df39120d6cd6319f65d4b7528ab03cf2e
diff --git a/drivers/polatis/snmp/src/main/resources/polatis-snmp-drivers.xml b/drivers/polatis/snmp/src/main/resources/polatis-snmp-drivers.xml
index cf089f3..276c15c 100644
--- a/drivers/polatis/snmp/src/main/resources/polatis-snmp-drivers.xml
+++ b/drivers/polatis/snmp/src/main/resources/polatis-snmp-drivers.xml
@@ -23,6 +23,8 @@
                    impl="org.onosproject.drivers.polatis.snmp.PolatisDeviceDescription"/>
         <behaviour api="org.onosproject.net.flow.FlowRuleProgrammable"
                    impl="org.onosproject.drivers.polatis.snmp.PolatisFlowRuleProgrammable"/>
+        <behaviour api="org.onosproject.net.behaviour.PowerConfig"
+                   impl="org.onosproject.drivers.polatis.snmp.PolatisPowerConfig"/>
         <property name="uiType">policon</property>
     </driver>
 </drivers>