VOL-2204 Report health status of Kafka service

Change-Id: I993b89f500bcbaa26da77f193575f5f20c3fb7c9
diff --git a/pkg/mocks/kafka_client.go b/pkg/mocks/kafka_client.go
index 79cdfbc..87dd9e8 100644
--- a/pkg/mocks/kafka_client.go
+++ b/pkg/mocks/kafka_client.go
@@ -131,3 +131,7 @@
 func (kc *KafkaClient) EnableLivenessChannel(enable bool) chan bool {
 	return nil
 }
+
+func (kc *KafkaClient) EnableHealthinessChannel(enable bool) chan bool {
+	return nil
+}