Flaky kafka container test

[jarlah]

1. test with external zookeeper with multiple connected nodes (Testcontainers.Container.KafkaContainerTest)
   Error: test/container/kafka_container_test.exs:251
   ** (MatchError) no match of right hand side value: {:error, [%KafkaEx.Protocol.Produce.Response{topic: "test_topic", partitions: [%{offset: 18446744073709551615, partition: 0, error_code: :unknown_topic_or_partition}]}]}
   code: {:ok, _} = KafkaEx.produce(topic_name, 0, "hey", worker_name: writer_name, required_acks: 1)
   stacktrace:
   test/container/kafka_container_test.exs:267: (test)

[jarlah]

@Argonus can you take a look at the latest build failures relating to this and see if its fixable