Fix docker image name

.gitlab/docker.yml

@@ -27,6 +27,6 @@ deploy:
   image: docker-registry.esrf.fr/cs/ci-deploy
   script:
     - whdeploy "$CI_COMMIT_REF_SLUG"
-    - retag "$DOCKER_REGISTRY:$CI_COMMIT_REF_SLUG" "production"
+    - retag "${DOCKER_REGISTRY}-doi-landing-page:${CI_COMMIT_REF_SLUG}" "production"
   rules:
     - !reference [.only_tags_manual]