update github workflows

.github/workflows/run-tests.yml

@@ -7,12 +7,12 @@ jobs:
     strategy:
       matrix:
         include:
-          - python: "3.10"
+          - python: "3.12"
             testenv: py
-          - python: "3.11"
+          - python: "3.13"
             testenv: py            
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: set up Python
         uses: actions/setup-python@v4
         with:
@@ -30,15 +30,15 @@ jobs:
       matrix:
         testenv: [mypy, linting]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.10"
+          python-version: "3.12"
       - name: install tox
         run: pip install tox
       - name: run tox
         run: "tox -e ${{ matrix.testenv}}"
 
 
-# TODO run weekly every sunday-evening pikepdf-main
+# TODO run weekly every sunday-evening pikepdf-main