MINOR: Update kafka-topics.sh line command tool upgrade notes with removed option
Reviewers: Luke Chen Ismael Juma
<code>org.apache.kafka.clients.consumer.ConsumerPartitionAssignor</code> instead.</li>
<li>The <code>quota.producer.default</code> and <code>quota.consumer.default</code> configurations were removed (<a href="https://issues.apache.org/jira/browse/KAFKA-12591">KAFKA-12591</a>).
Dynamic quota defaults must be used instead.</li>
+ <li>The <code>--zookeeper</code> option was removed from the <code>bin/kafka-topics.sh</code> command line tool. Please use <code>--bootstrap-server</code> instead.</li>
</ul>
<li> The <code>Producer#sendOffsetsToTransaction(Map offsets, String consumerGroupId)</code> method has been deprecated. Please use
<code>Producer#sendOffsetsToTransaction(Map offsets, ConsumerGroupMetadata metadata)</code> instead, where the <code>ConsumerGroupMetadata</code>
