Remove erroneous @deprecated javadoc tag

Change-Id: Ib5d2859b002f9d663e840ffdb083acd64c2403c7

@@ -111,12 +111,10 @@ public interface PacketService {
      * @param priority the priority of the rule
      * @param appId    the application ID of the requester
      * @param deviceId an optional deviceId
-     * @deprecated 1.5.0 Falcon Release
      */
     void cancelPackets(TrafficSelector selector, PacketPriority priority,
                        ApplicationId appId, Optional<DeviceId> deviceId);
 
-
     /**
      * Returns list of all existing requests ordered by priority.
      *