Revert "adapt config file"

This reverts commit 784c6098.

.gitlab-ci.yml

@@ -72,7 +72,7 @@ pages:
     - pipenv install --dev  # Install all necessary dependencies
   script:
     # Build the MkDocs documentation site
-    - pipenv run mkdocs build --verbose --site-dir $CI_PROJECT_DIR/public
+    - pipenv run mkdocs build --quiet --site-dir $CI_PROJECT_DIR/public
   needs:
     - clone  # This job depends on the successful completion of the clone job
   artifacts: