added latest tag container push to gitlab repository.

cloud-providers/azure.yml

@@ -128,6 +128,8 @@ azure_containerize:
     - echo "Startup Jar is $TARGET"
     - docker build --build-arg JAR_FILE=$TARGET -t $CI_REGISTRY_IMAGE/$SHA_IMAGE .
     - docker push ${CI_REGISTRY_IMAGE}/$SHA_IMAGE
+    - docker tag $CI_REGISTRY_IMAGE/$SHA_IMAGE $CI_REGISTRY_IMAGE/$LATEST_IMAGE
+    - docker push $CI_REGISTRY_IMAGE/$LATEST_IMAGE
 
     # Azure Container Registry
     - az acr login -n $AZURE_REGISTRY