Update ruff command to use explicit 'ruff check .' subcommand

Co-authored-by: pamelafox <297042+pamelafox@users.noreply.github.com>

Author: Copilot

.github/workflows/python-check.yaml

@@ -27,7 +27,7 @@ jobs:
             python3 -m pip install --upgrade pip
             python3 -m pip install -r requirements-dev.txt
         - name: Lint with ruff
-          run: ruff .
+          run: ruff check .
         - name: Check formatting with black
           run: black . --check --verbose
         - name: Run tests