chore(deps): update actions/setup-python action to v6

Author: renovate[bot]

.github/workflows/build_and_test.yml

@@ -9,7 +9,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: 3.13
       - name: Install dependencies
@@ -39,7 +39,7 @@ jobs:
           path: dist
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies