remove config

config/grading-gitlab-ci.yml

-# This CI config file is not used in this repository but instead referenced
-# from each student project (https://gitlab.epfl.ch/help/ci/pipelines/settings#custom-ci-configuration-path)
-# and used to grade them.
-
-workflow:
-  rules:
-    # Don't run the CI on commit messages contain "[no-ci]", used to deploy
-    # assignments without overloading the CI.
-    - if: $CI_COMMIT_MESSAGE !~ /\[no-ci\]/
-
-stages:
-  - build
-  - grade
-
-compile:
-  stage: build
-  timeout: 10m
-  image: ${DOCKER_REPO}/compile
-  tags:
-    - cs320
-  except:
-    - tags
-    - main
-  script:
-    - sbt packageSubmission
-  # Output of this job that needs to be stored to be reused in the grade job below
-  artifacts:
-    expire_in: 24h
-    paths:
-      - submission.jar
-
-grade:
-  stage: grade
-  timeout: 10m
-  except:
-    - tags
-    - main
-  tags:
-    - cs320
-  variables:
-    JAR_PATH: "${CI_PROJECT_DIR}/submission.jar"
-  image: ${DOCKER_REPO}/grader-${CI_COMMIT_BRANCH}
-  allow_failure: true
-  script: "😎"