Improve javadoc for all addons (#15667)

Signed-off-by: Holger Friedrich <mail@holger-friedrich.de>

bundles/org.openhab.binding.openwebnet/src/main/java/org/openhab/binding/openwebnet/internal/discovery/OpenWebNetDeviceDiscoveryService.java

@@ -96,7 +96,7 @@ public class OpenWebNetDeviceDiscoveryService extends AbstractDiscoveryService
      *
      * @param where the discovered device's address (WHERE)
      * @param deviceType {@link OpenDeviceType} of the discovered device
-     * @param message the OWN message received that identified the device
+     * @param baseMsg the OWN message received that identified the device
      *            (optional)
      */
     public void newDiscoveryResult(@Nullable Where where, OpenDeviceType deviceType,

bundles/org.openhab.binding.openwebnet/src/main/java/org/openhab/binding/openwebnet/internal/handler/OpenWebNetBridgeHandler.java

@@ -273,8 +273,6 @@ public class OpenWebNetBridgeHandler extends ConfigStatusBridgeHandler implement
 
     /**
      * Search for devices connected to this bridge handler's gateway
-     *
-     * @param listener to receive device found notifications
      */
     public synchronized void searchDevices() {
         scanIsActive = true;