fix ssl nginx

vhost-81.conf

@@ -4,7 +4,6 @@ server {
   root /var/www/81;
   index index.html;
   # include /etc/nginx/snippets/letsencrypt.conf;
-  ssh_certificate ;
   location / {
     # First attempt to serve request as file, then
     # as directory, then fall back to displaying a 404.