Add server_name to the http->https redirection server block so nginx knows what to do when running mutiple SSL enabled apps.
Add server_name to the http->https redirection server block so nginx knows what to do when running mutiple SSL enabled apps.

Without this change `nginx -t` warns about `conflicting server name "" on 0.0.0.0:80` and visiting the domain results in a 502 Bad Gateway error.

jeizsm/capistrano-puma,seuros/capistrano-puma,seuros/capistrano-puma,jeizsm/capistrano-puma,jeizsm/capistrano-puma