Merge remote-tracking branch 'origin/kafka-sink-draft' into kafka-sin…

…k-draft

# Conflicts:
#	data-prepper-plugins/kafka-plugins/src/main/java/org/opensearch/dataprepper/plugins/kafka/configuration/AwsDLQConfig.java
#	data-prepper-plugins/kafka-plugins/src/main/java/org/opensearch/dataprepper/plugins/kafka/configuration/KafkaSinkConfig.java
#	data-prepper-plugins/kafka-plugins/src/main/java/org/opensearch/dataprepper/plugins/kafka/sink/DLQSink.java
#	data-prepper-plugins/kafka-plugins/src/main/java/org/opensearch/dataprepper/plugins/kafka/sink/KafkaSink.java
#	data-prepper-plugins/kafka-plugins/src/main/java/org/opensearch/dataprepper/plugins/kafka/util/SinkPropertyConfigurer.java
#	data-prepper-plugins/kafka-plugins/src/test/java/org/opensearch/dataprepper/plugins/kafka/configuration/AwsDlqConfigTest.java
#	data-prepper-plugins/kafka-plugins/src/test/java/org/opensearch/dataprepper/plugins/kafka/configuration/KafkaSinkConfigTest.java
#	data-prepper-plugins/kafka-plugins/src/test/java/org/opensearch/dataprepper/plugins/kafka/producer/KafkaSinkProducerTest.java
#	data-prepper-plugins/kafka-plugins/src/test/java/org/opensearch/dataprepper/plugins/kafka/producer/ProducerWorkerTest.java
#	data-prepper-plugins/kafka-plugins/src/test/java/org/opensearch/dataprepper/plugins/kafka/sink/DLQSinkTest.java
#	data-prepper-plugins/kafka-plugins/src/test/java/org/opensearch/dataprepper/plugins/kafka/sink/KafkasinkTest.java

data-prepper-plugins/kafka-plugins/src/test/java/org/opensearch/dataprepper/plugins/kafka/util/AuthenticationPropertyConfigurerTest.java

@@ -1,3 +1,8 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 package org.opensearch.dataprepper.plugins.kafka.util;
 
 import com.fasterxml.jackson.databind.ObjectMapper;