updates ruff config (and workflow)

.github/workflows/python-package.yml

@@ -21,6 +21,8 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - uses: chartboost/ruff-action@v1
+      with:
+        src: "./src"
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v3
       with: