[ONOS-4513] Move DefaultOpticalDevice to reduce package exported.

Change-Id: I88db1508290e8d3722d46e85b947b4fdc9f4b66d
diff --git a/drivers/default/src/main/resources/onos-drivers.xml b/drivers/default/src/main/resources/onos-drivers.xml
index a8e72ca..d88f793 100644
--- a/drivers/default/src/main/resources/onos-drivers.xml
+++ b/drivers/default/src/main/resources/onos-drivers.xml
@@ -62,7 +62,7 @@
         <behaviour api="org.onosproject.net.behaviour.LambdaQuery"
                    impl="org.onosproject.driver.query.LincOELambdaQuery"/>
         <behaviour api="org.onosproject.net.optical.OpticalDevice"
-                   impl="org.onosproject.net.optical.device.DefaultOpticalDevice"/>
+                   impl="org.onosproject.net.optical.DefaultOpticalDevice"/>
     </driver>
     <driver name="ofdpa" extends="default"
             manufacturer="Broadcom Corp." hwVersion="OF-DPA.*" swVersion="OF-DPA.*">
@@ -168,7 +168,7 @@
         <behaviour api="org.onosproject.net.behaviour.LambdaQuery"
                    impl="org.onosproject.driver.query.OFOpticalSwitch13LambdaQuery"/>
         <behaviour api="org.onosproject.net.optical.OpticalDevice"
-                   impl="org.onosproject.net.optical.device.DefaultOpticalDevice"/>
+                   impl="org.onosproject.net.optical.DefaultOpticalDevice"/>
     </driver>
     <driver name="aos" extends="ofdpa"
             manufacturer="Accton" hwVersion=".*" swVersion="1.*">
@@ -184,7 +184,7 @@
         <behaviour api="org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver"
                    impl="org.onosproject.driver.handshaker.OplinkRoadmHandshaker"/>
         <behaviour api="org.onosproject.net.optical.OpticalDevice"
-                   impl="org.onosproject.net.optical.device.DefaultOpticalDevice"/>
+                   impl="org.onosproject.net.optical.DefaultOpticalDevice"/>
     </driver>
     <driver name="hp" extends="default"
             manufacturer="HP" hwVersion="Switch 3500yl-48G" swVersion="K.16.01.0004">