Just set python the right way

.github/workflows/tests.yml

@@ -5,10 +5,14 @@ on:
   push: {}
 jobs:
   pylint:
-    runs-on: python:3.11-alpine
+    runs-on: ubuntu-latest
     steps:
       - name: Check out repository code
         uses: actions/checkout@v4
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.10
       - run: pip install --upgrade pip setuptools
       - run: pip install . -r requirements-dev.txt
       - run: git ls-files '*.py' | xargs pylint --output-format=text -sn