fixed docs workflow

Author: cehbrecht

.github/workflows/main.yml

@@ -68,7 +68,7 @@ jobs:
       - uses: actions/setup-python@v5
         name: Setup Python 3.10
         with:
-          python-version: 3.10
+          python-version: "3.10"
       - name: Build documentation 🏗️
         run: |
           pip install -e .[dev]