Update index.rst

install_guide/index.rst

@@ -132,7 +132,7 @@ Synergy Experience устанавливается отдельным пакет
         location /kibana {
                 proxy_pass              http://localhost:5601;
                 rewrite /kibana/(.*)$ /$1 break;
-                proxy_http_version      1.1;
+                proxy_http_version      2.0;
                 proxy_set_header        Upgrade $http_upgrade;
                 proxy_set_header        Connection 'upgrade';
                 proxy_cache_bypass      $http_upgrade;