ci: actions/setup-python@v4: Using the latest available version, which GitHub should migrate to Node.js 20 support

Author: AlexTkDev

.github/workflows/pylint.yml

@@ -11,7 +11,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies