Fix: add @deprecated Javadoc and handle deprecated method properly (#17331)

Author: A0R0P0I7T

example/mqtt-customize/src/main/java/org/apache/iotdb/mqtt/server/CustomizedJsonPayloadFormatter.java

@@ -24,7 +24,6 @@
 import org.apache.iotdb.mqtt.TreeMessage;
 
 import io.netty.buffer.ByteBuf;
-import org.apache.tsfile.external.commons.lang3.NotImplementedException;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -55,10 +54,13 @@ public List<Message> format(String topic, ByteBuf payload) {
     return ret;
   }
 
+  /**
+   * @deprecated This method is deprecated. Use format(String topic, ByteBuf payload) instead.
+   */
   @Override
   @Deprecated
   public List<Message> format(ByteBuf payload) {
-    throw new NotImplementedException();
+    return format(null, payload);
   }
 
   @Override