Update lint-python.yaml

.github/workflows/lint-python.yaml

@@ -9,7 +9,7 @@ jobs:
       - uses: actions/checkout@v2
       - run: pacman --noconfirm -Syu python python-pip mypy
       - run: python -m pip install --upgrade pip
-      - run: pip install flake8 pytest black-but-with-tabs-instead-of-spaces
+      - run: pip install flake8 pytest
       - name: Lint with flake8
         run: |
           # stop the build if there are Python syntax errors