us python setup in the github actions

Author: justgruba

.github/workflows/tests.yaml

@@ -6,9 +6,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
-        with:
-          python-version: 3.13.0
       - uses: astral-sh/setup-uv@v3
         with:
           enable-cache: true