Update GitHub Actions to use latest Ubuntu and Python

Author: ringabout

.github/workflows/docs.yml

@@ -8,15 +8,13 @@ on:
 
 jobs:
   framework-docs:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v6
 
       - name: Setup Python
         uses: actions/setup-python@v6
-        with:
-          python-version: '3.8'
 
       - name: Upgrade pip
         run: |