Update pythonpackage.yml

run pylint on the latest python.

Author: penguinolog

.github/workflows/pythonpackage.yml

@@ -33,7 +33,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.8'
+          python-version: '3.x'
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip