Website does not forward to https

Change this to

return 301 https://wolcengame.net$request_uri;

Remove www.wolcengame.net from this

and create a separate block like

listen 443 ssl;
listen [::]:443 ssl;
server_name www.wolcengame.net;
ssl_certificate /etc/letsencrypt/live/wolcengame.net/fullchain.pem;
ssl_certificate_key /etc/letsencrypt/live/wolcengame.net/privkey.pem; 
return 301 https://wolcengame.net$request_uri;