updated to have ref variable

cloud-providers/azure.yml

@@ -129,7 +129,7 @@ azure_containerize:
     - 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
+    - docker push ${CI_REGISTRY_IMAGE}/$LATEST_IMAGE
 
     # Azure Container Registry
     - az acr login -n $AZURE_REGISTRY