rsync without timestamp check for the deploy GitHub workflow

Since all files for the website are regenerated each time the workflow run, they will always be considered new by rsync if the timestamp is considered.

.github/workflows/deploy.yaml

@@ -19,7 +19,7 @@ jobs:
       - name: Copy site to DigitalOcean
         uses: burnett01/[email protected]
         with:
-          switches: --delete --human-readable --ignore-errors --progress --recursive --stats --times --verbose
+          switches: --checksum --delete --human-readable --ignore-errors --progress --recursive --stats --times --verbose
           path: public/
           remote_path: ${{ secrets.SSH_PATH }}
           remote_host: ${{ secrets.SSH_HOST }}