fix: ensure proper formatting in deploy-prod-rollback.yaml for consistency

Author: konradmichalik

deploy/deploy-prod-rollback.yaml

@@ -18,4 +18,4 @@ deploy:prod:rollback:
     - if: $CI_COMMIT_REF_NAME == "main"
       when: manual
     - when: never
-  allow_failure: false
+  allow_failure: false