And update the docker org too

scripts/frontend-build

@@ -3,7 +3,7 @@
 DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 . "$DIR/.common.sh"
 
-DOCKER_IMAGE=jc21/nginx-full:certbot-node
+DOCKER_IMAGE=nginxproxymanager/nginx-full:certbot-node
 
 # Ensure docker exists
 if hash docker 2>/dev/null; then