remove legacy file guest start

includes/pages/guest_start.php

@@ -1,6 +0,0 @@
-<?php
-function guest_start()
-{
-    redirect(page_link_to('login'));
-    return true;
-}

src/Middleware/LegacyMiddleware.php

@@ -218,9 +218,7 @@ class LegacyMiddleware implements MiddlewareInterface
                 return [$title, $content];
         }
 
-        require_once realpath(__DIR__ . '/../../includes/pages/guest_start.php');
-        $content = guest_start();
-        return [$title, $content];
+        redirect(page_link_to('login'));
     }
 
     /**