use ruff instead of flake8 for liting in CI

.github/workflows/python-package.yml

@@ -29,15 +29,12 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install flake8 pytest mypy
+        python -m pip install flake8 pytest mypy ruff
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
         if [ -f dev_requirements.txt ]; then pip install -r dev_requirements.txt; fi
-    - name: Lint with flake8
+    - name: Lint with ruff and mypy
       run: |
-        # stop the build if there are Python syntax errors or undefined names
-        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
-        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-        flake8 . --count --exit-zero --statistics
+        ruff check .
         # - name: Lint with mypy
         # run: |
         python -m pip install types-aiofiles types-python-dateutil types-pytz