Bump actions/setup-python in /.github/workflows in the actions group

Bumps the actions group in /.github/workflows with 1 update: [actions/setup-python](https://github.com/actions/setup-python).


Updates `actions/setup-python` from 5.5.0 to 5.6.0
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@8d9ed9a...a26af69)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: 5.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/ci_tests.yaml

@@ -54,7 +54,7 @@ jobs:
       with:
         fetch-depth: 0
     - name: Set up python ${{ matrix.python }} on ${{ matrix.os }}
-      uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55  # v5.5.0
+      uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065  # v5.6.0
       with:
         python-version: ${{ matrix.python }}
     - name: Install base dependencies

.github/workflows/cron_tests.yaml

@@ -41,7 +41,7 @@ jobs:
       with:
         fetch-depth: 0
     - name: Set up python ${{ matrix.python }} on ${{ matrix.os }}
-      uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55  # v5.5.0
+      uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065  # v5.6.0
       with:
         python-version: ${{ matrix.python }}
     - name: Install base dependencies

.github/workflows/wheels.yaml

@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
 
       # Used to host cibuildwheel
-      - uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55  # v5.5.0
+      - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065  # v5.6.0
 
       - name: Install cibuildwheel
         run: python -m pip install cibuildwheel==2.10.0