Update doc-builder.yml

Author: tmorrell

.github/workflows/doc-builder.yml

@@ -25,7 +25,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up Python.
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.10'
           cache: pip