Update example.conf

Author: Troplo

example.conf

@@ -5,7 +5,7 @@ server {
 	include tpu.conf;
 
 	location / {
-		error_page 500 https://privateuploader.com/oauth/$tpu_app_id;
+		error_page 500 https://flowinity.com/oauth/$tpu_app_id?redirect_path=$request_uri;
 		auth_request /_tpu_get_user;
 		root /usr/share/nginx/html;
 		index index.html index.htm;