💚 Fix docs build pipeline

.github/workflows/build-documentation.yaml

@@ -13,7 +13,7 @@ jobs:
       - name: Set up Python 3.10
         uses: actions/setup-python@v4
         with:
-          python-version: 3.10
+          python-version: "3.10"
       - name: Install python dependencies
         run: |
           python -m pip install --upgrade pip