[build] Bump setup-python version in workflows

.github/workflows/ci-python.yml

@@ -21,13 +21,13 @@ jobs:
       - name: Checkout source tree
         uses: actions/checkout@v4
       - name: Set up Python 3.9
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: 3.9
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install tox==4.27.0
+          pip install tox==4.30.2
       - name: Generate docs
         run: tox -c py/tox.ini
         env:
@@ -41,13 +41,13 @@ jobs:
       - name: Checkout source tree
         uses: actions/checkout@v4
       - name: Set up Python 3.9
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
           python-version: 3.9
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install tox==4.27.0
+          pip install tox==4.30.2
       - name: Run type checking
         run: |
           tox -c py/tox.ini || true

.github/workflows/update-documentation.yml

@@ -68,7 +68,7 @@ jobs:
           distribution: 'temurin'
       - name: Set up Python 3.9
         if: ${{ inputs.language == 'py' || inputs.language == 'all' }}
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: 3.9
       - name: Install dependencies