Revert "fix env variables"

This reverts commit 40d7fa35.

.gitlab-ci.yml

@@ -8,8 +8,8 @@ stages:
 variables:
   CONTAINER_TEST_IMAGE: registry.gitlab.com/lehrmeister/document-storage:$CI_COMMIT_REF_NAME
   CONTAINER_RELEASE_IMAGE: registry.gitlab.com/lehrmeister/document-storage:latest
-  CI_URL: https://gitlab.com/api/v4/projects/${env.CI_PROJECT_ID}/packages/maven
-  CI_JOB_TOKEN: ${env.CI_JOB_TOKEN}
+  CI_URL: "https://gitlab.com/api/v4/projects/${env.CI_PROJECT_ID}/packages/maven"
+  CI_JOB_TOKEN: "${env.CI_JOB_TOKEN}"
   LEIN_SNAPSHOTS_IN_RELEASE: "TRUE"
 
 build: