Update actions/upload-artifact action to v5

Author: renovate[bot]

.github/workflows/format_fans.yml

@@ -46,7 +46,7 @@ jobs:
       # Upload the modified file if the validation fails
       - name: Upload modified files
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: index-modified-html
           path: index.html