Use actions/setup-python@v4 instead of v3

tomschr · tomschr · commit 50532e767c76 · 2023-07-23T09:23:57.000+02:00
diff --git a/.github/workflows/python-testing.yml b/.github/workflows/python-testing.yml
@@ -54,7 +54,7 @@ jobs:
            echo "\n"
            echo "::debug::---end"
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v4
         with:
           python-version: 3.8
           cache: 'pip'
