Polishing

De-duplicate image names

ci/pipeline.properties

@@ -8,7 +8,7 @@ docker.java.main.image=harbor-repo.vmware.com/dockerhub-proxy-cache/library/ecli
 docker.build.image.name=springci/spring-vault-openjdk8-vault:${java.main.tag}-${docker.vault.version}
 docker.image=harbor-repo.vmware.com/dockerhub-proxy-cache/${docker.build.image.name}
 
-# Supported versions of MongoDB
+# Supported versions of Vault
 docker.vault.version=1.11.1
 
 # Docker environment settings