update kafka api dependency

* pom.xml (modified)
* src/main/java/com/ktcloudware/kafka2es/Kafka2Es.java (modified)
* src/main/java/com/ktcloudware/kafka2es/KafkaProducer.java (modified)
* src/main/java/com/ktcloudware/kafka2es/kafkastream/KafkaStreamHandler.java (modified)
* src/test/java/com/ktcloudware/kafka2es/kafkastream/KafkaStreamHandlerTest.java (modified)
* src/test/java/com/ktcloudware/kafka2es/kafkastream/KafkaStreamJobImplESTest.java (modified)
* src/test/java/com/ktcloudware/kafka2es/kafkastream/KafkaStreamJobImplStdoutTest.java (modified)