Update actions/setup-python action to v6 (#68)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/lint.yaml

@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@v5
       - name: Set up python
         id: setup-python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 

.github/workflows/pypi-publish.yaml

@@ -10,7 +10,7 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
           cache: 'pip'