Revert "Update .gitlab-ci.yml"

This reverts commit 483610dd

.gitlab-ci.yml

@@ -4,10 +4,11 @@ stages:
 variables:
     TAG: "v0.1.4"
     AUTH: "__token__:$REGISTRY_TOKEN"
-    REGISTRY_URL: "$CI_API_V4_URL/projects/$CI_PROJECT_ID/packages/composer"
+    REGISTRY_URL: "https://gitlab.com/api/v4/projects/$CI_PROJECT_ID/packages/composer"
 
 release:
     stage: release
     image: curlimages/curl
     script:
+        - export
         - curl -s -S --fail --data tag=$TAG -u $AUTH $REGISTRY_URL