Update actions/setup-python action to v5.6.0 (#85)

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

Author: renovate[bot]

.github/workflows/python.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
     - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5.5.0
+      uses: actions/setup-python@v5.6.0
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies