Fix typo in producer eos (#172)

* Fix typo in producer eos

* CHANGELOG updates

Author: milindl

CHANGELOG.md

@@ -1,8 +1,20 @@
+# confluent-kafka-javascript v0.5.1
+
+v0.5.1 is a limited availability maintenance release. It is supported for all usage.
+
+## Fixes
+
+1. Fix an issue where `sendOffsets` wasn't working correctly in the transactional
+   producer (#172).
+
 
 # confluent-kafka-javascript v0.5.0
 
 v0.5.0 is a limited availability feature release. It is supported for all usage.
 
+Note: v0.5.0 was not released because of the bug mentioned in v0.5.1 section. Instead,
+      v0.5.1 was released with the fix directly.
+
 ## Enhancements
 
 1. Add support for an Admin API to delete records.(#141).

lib/kafkajs/_producer.js

@@ -513,7 +513,7 @@ class Producer {
     return new Promise((resolve, reject) => {
       this.#internalClient.sendOffsetsToTransaction(
         this.#flattenTopicPartitionOffsets(topics).map(topicPartitionOffsetToRdKafka),
-        consumer._getInternalConsumer(),
+        consumer._getInternalClient(),
         async err => {
           if (err)
             reject(createKafkaJsErrorFromLibRdKafkaError(err));