Update actions/setup-python action to v5

Author: renovate[bot]

.github/workflows/techdocs.yaml

@@ -36,7 +36,7 @@ jobs:
         uses: actions/checkout@v4
 
       - uses: actions/setup-node@v3
-      - uses: actions/setup-python@v2
+      - uses: actions/setup-python@v5
 
       - name: Configure AWS Credentials
         id: aws