[Fix][Kafka-Sink] fix kafka sink factory option rule (#6657)

Author: liunaijie

Diff for: seatunnel-connectors-v2/connector-kafka/src/main/java/org/apache/seatunnel/connectors/seatunnel/kafka/sink/KafkaSinkFactory.java

@@ -23,12 +23,9 @@
 import org.apache.seatunnel.api.table.factory.TableSinkFactory;
 import org.apache.seatunnel.api.table.factory.TableSinkFactoryContext;
 import org.apache.seatunnel.connectors.seatunnel.kafka.config.Config;
-import org.apache.seatunnel.connectors.seatunnel.kafka.config.MessageFormat;
 
 import com.google.auto.service.AutoService;
 
-import java.util.Arrays;
-
 @AutoService(Factory.class)
 public class KafkaSinkFactory implements TableSinkFactory {
     @Override
@@ -39,17 +36,9 @@ public String factoryIdentifier() {
     @Override
     public OptionRule optionRule() {
         return OptionRule.builder()
-                .required(Config.FORMAT, Config.BOOTSTRAP_SERVERS)
-                .conditional(
-                        Config.FORMAT,
-                        Arrays.asList(
-                                MessageFormat.JSON,
-                                MessageFormat.CANAL_JSON,
-                                MessageFormat.TEXT,
-                                MessageFormat.OGG_JSON,
-                                MessageFormat.AVRO),
-                        Config.TOPIC)
+                .required(Config.TOPIC, Config.BOOTSTRAP_SERVERS)
                 .optional(
+                        Config.FORMAT,
                         Config.KAFKA_CONFIG,
                         Config.ASSIGN_PARTITIONS,
                         Config.TRANSACTION_PREFIX,