[VOL-4663] create voltha event topic (voltha.events) with conifgurable no of partitions and replication factor

Change-Id: Ibaf8681ccdbffcc8a3c68612c49d7822a20e1b14
diff --git a/Dockerfile b/Dockerfile
index 30949ac..3e10cf2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@
 # docker build -t opencord/kafka-topic-exporter:latest .
 # docker build -t 10.128.22.1:30500/opencord/kafka-topic-exporter:latest .
 
-FROM golang:1.14-stretch as builder
+FROM golang:1.16 as builder
 RUN mkdir -p /go/src/gerrit.opencord.org/kafka-topic-exporter
 WORKDIR /go/src/gerrit.opencord.org/kafka-topic-exporter
 ADD . /go/src/gerrit.opencord.org/kafka-topic-exporter