Update docs workflow

Author: ajjackson

.github/workflows/docs.yml

@@ -7,11 +7,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v6
 
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v6
       with:
-        python-version: 3.9
+        python-version: 3.14
         cache: pip
         cache-dependency-path: setup.py