[fix][build] Don't publish docker image with "latest" tag to docker repository

(cherry picked from commit 49d81af324b0566bc29b773575fa7015279e8971)

# Conflicts:
#	docker/publish.sh
(cherry picked from commit 8934b7caf8ae16dea7c2864e962f7f81bda5bcd2)
diff --git a/docker/publish.sh b/docker/publish.sh
index c064286..69cef1b 100755
--- a/docker/publish.sh
+++ b/docker/publish.sh
@@ -62,21 +62,12 @@
 # Fail if any of the subsequent commands fail
 set -e
 
-docker tag pulsar:latest ${docker_registry_org}/pulsar:latest
-docker tag pulsar-all:latest ${docker_registry_org}/pulsar-all:latest
-docker tag pulsar-grafana:latest ${docker_registry_org}/pulsar-grafana:latest
-docker tag pulsar-standalone:latest ${docker_registry_org}/pulsar-standalone:latest
-
 docker tag pulsar:latest ${docker_registry_org}/pulsar:$MVN_VERSION
 docker tag pulsar-all:latest ${docker_registry_org}/pulsar-all:$MVN_VERSION
 docker tag pulsar-grafana:latest ${docker_registry_org}/pulsar-grafana:$MVN_VERSION
 docker tag pulsar-standalone:latest ${docker_registry_org}/pulsar-standalone:$MVN_VERSION
 
 # Push all images and tags
-docker push ${docker_registry_org}/pulsar:latest
-docker push ${docker_registry_org}/pulsar-all:latest
-docker push ${docker_registry_org}/pulsar-grafana:latest
-docker push ${docker_registry_org}/pulsar-standalone:latest
 docker push ${docker_registry_org}/pulsar:$MVN_VERSION
 docker push ${docker_registry_org}/pulsar-all:$MVN_VERSION
 docker push ${docker_registry_org}/pulsar-grafana:$MVN_VERSION