Swap to @gitlab-formatters/stylelint-formatter-gitlab.

Closes #3492697

includes/include.drupalci.main.yml

@@ -776,24 +776,26 @@ stylelint:
   needs:
     - composer
   script:
-    - cd $_WEB_ROOT/core && corepack enable && yarn add stylelint-junit-formatter
+    - cd $_WEB_ROOT/core && corepack enable && yarn add @gitlab-formatters/stylelint-formatter-gitlab
     # Change directory to the project root folder.
     - cd $CI_PROJECT_DIR/$_WEB_ROOT/modules/custom/$CI_PROJECT_NAME
     - echo "Stylelint version $(${CI_PROJECT_DIR}/${_WEB_ROOT}/core/node_modules/.bin/stylelint --version)"
     # If there is no .stylelintignore file, there is no warning or error. The
     # option is just ignored.
     # The `|| true` makes sure the second call runs even if the first fails. https://stackoverflow.com/questions/59180675/how-to-continue-job-even-when-script-fails
-    - $CI_PROJECT_DIR/$_WEB_ROOT/core/node_modules/.bin/stylelint --ignore-path ./.stylelintignore --formatter verbose --config $CI_PROJECT_DIR/$_WEB_ROOT/core/.stylelintrc.json ./**/*.css --color $_STYLELINT_EXTRA || true
-    - $CI_PROJECT_DIR/$_WEB_ROOT/core/node_modules/.bin/stylelint --ignore-path ./.stylelintignore --formatter verbose --config $CI_PROJECT_DIR/$_WEB_ROOT/core/.stylelintrc.json ./**/*.css --color --custom-formatter $CI_PROJECT_DIR/$_WEB_ROOT/core/node_modules/stylelint-junit-formatter $_STYLELINT_EXTRA > $CI_PROJECT_DIR/junit.xml
+    - $CI_PROJECT_DIR/$_WEB_ROOT/core/node_modules/.bin/stylelint --ignore-path ./.stylelintignore --config $CI_PROJECT_DIR/$_WEB_ROOT/core/.stylelintrc.json ./**/*.css --formatter verbose --color $_STYLELINT_EXTRA || true
+    - echo -e "\e[0Ksection_start:`date +%s`:generate_stylelint_artifact[collapsed=true]\r\e[0KGenerating stylelint artifact"
+    - $CI_PROJECT_DIR/$_WEB_ROOT/core/node_modules/.bin/stylelint --ignore-path ./.stylelintignore --config $CI_PROJECT_DIR/$_WEB_ROOT/core/.stylelintrc.json ./**/*.css --custom-formatter=@gitlab-formatters/stylelint-formatter-gitlab --output-file=$CI_PROJECT_DIR/gl-codequality.json $_STYLELINT_EXTRA
+    - echo -e "\e[0Ksection_end:`date +%s`:generate_stylelint_artifact\r\e[0K"
   artifacts:
-    expose_as: junit
+    expose_as: stylelint
     expire_in: 6 mos
     when: always
     name: artifacts-$CI_PIPELINE_ID-$CI_JOB_NAME_SLUG
     paths:
-      - junit.xml
+      - gl-codequality.json
     reports:
-      junit: junit.xml
+      codequality: gl-codequality.json
 
 eslint:
   stage: validate