[SEBA-390]

Make the kafka k8s release name configurable in VOLTHA for logging

Change-Id: If40722d11c8ccb33b6850f74f82aef27ac28aabf
diff --git a/voltha/templates/_helpers.tpl b/voltha/templates/_helpers.tpl
index 46046c3..12d1cbb 100644
--- a/voltha/templates/_helpers.tpl
+++ b/voltha/templates/_helpers.tpl
@@ -49,7 +49,7 @@
   kafka:
     class: kafkaloghandler.KafkaLogHandler
     bootstrap_servers:
-      - "cord-kafka.default:9092"
+      - "{{ .KafkaServer }}"
     topic: "voltha.log.{{ .KafkaTopic }}"
 
 loggers: