[dahuadoor] Add attribution to Dan Cunningham for Go2RtcManager and PlayStreamServlet (#20664)

Signed-off-by: Sven Schad <svnsssd@gmail.com>

Author: svnsssd

bundles/org.openhab.binding.dahuadoor/src/main/java/org/openhab/binding/dahuadoor/internal/media/Go2RtcManager.java

@@ -42,7 +42,12 @@
  * configuration parameter.
  * </p>
  *
- * @author Sven Schad - Initial contribution
+ * <p>
+ * Based on the go2rtc integration in the UniFi Protect binding.
+ * </p>
+ *
+ * @author Dan Cunningham - Initial contribution
+ * @author Sven Schad - Adapted for DahuaDoor binding
  */
 @NonNullByDefault
 public class Go2RtcManager {

bundles/org.openhab.binding.dahuadoor/src/main/java/org/openhab/binding/dahuadoor/internal/media/PlayStreamServlet.java

@@ -60,7 +60,12 @@
  *   Body: base64(SDP answer)
  * </pre>
  *
- * @author Sven Schad - Initial contribution
+ * <p>
+ * Based on the WebRTC servlet in the UniFi Protect binding.
+ * </p>
+ *
+ * @author Dan Cunningham - Initial contribution
+ * @author Sven Schad - Adapted for DahuaDoor binding
  */
 @NonNullByDefault
 public class PlayStreamServlet extends HttpServlet {