Fixed Issues in Apache Kafka

Review the list of Kafka issues that are resolved in Cloudera Runtime 7.1.7.

OPSAPS-59717: ClientId from Kafka consumer metrics removed

ClientId was a redundant part of the primary key of the KAFKA_CONSUMER metrics. It is now removed from the metrics definition to spare load on Cloudera Manager Service Monitor. As a result of the removal of old KAFKA_CONSUMER metrics collected with clientId is not retrievable.