Removes unused part of config.

debian/usr/share/doc/jitsi-meet/jitsi-meet.example

@@ -23,14 +23,4 @@ server {
         proxy_set_header X-Forwarded-For $remote_addr;
         proxy_set_header Host $http_host;
     }
-
-    # xmpp websockets
-    location /xmpp-websocket {
-        proxy_pass http://localhost:5280;
-        proxy_http_version 1.1;
-        proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection "upgrade";
-        proxy_set_header Host $host;
-        tcp_nodelay on;
-    }
 }