Update build-notebooks.yml

Author: Tonks684

.github/workflows/build-notebooks.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.10"
+          python-version: "3.8"
 
       - name: Install dependencies
         run: |