Upgraded github action

Author: SimonTaylor

.github/workflows/jekyll.yml

@@ -41,7 +41,7 @@ jobs:
           cache-version: 0 # Increment this number if you need to re-download cached gems
       - name: Setup Pages
         id: pages
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v5
       - name: Update apt
         run: sudo apt-get update --fix-missing
       - name: Install Jekyll Picture Tag Dependencies