Improve javadoc for all addons (#15667)

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

bundles/org.openhab.binding.modbus.sunspec/src/main/java/org/openhab/binding/modbus/sunspec/internal/discovery/SunspecDiscoveryProcess.java

@@ -142,7 +142,6 @@ public class SunspecDiscoveryProcess {
     /**
      * Start model detection
      *
-     * @param uid the thing type to look for
      * @throws EndpointNotInitializedException
      */
     public void detectModel() {

bundles/org.openhab.binding.modbus.sunspec/src/main/java/org/openhab/binding/modbus/sunspec/internal/handler/AbstractSunSpecHandler.java

@@ -94,7 +94,6 @@ public abstract class AbstractSunSpecHandler extends BaseThingHandler {
      * Instances of this handler should get a reference to the modbus manager
      *
      * @param thing the thing to handle
-     * @param managerRef the modbus manager
      */
     public AbstractSunSpecHandler(Thing thing) {
         super(thing);