Fix: Build

Author: OskarStark

security/login_link.rst

@@ -661,7 +661,7 @@ Customizing the Success Handler
 Sometimes, the default success handling does not fit your use-case (e.g.
 when you need to generate and return an API key). To customize how the
 success handler behaves, create your own
-:class:`Symfony\Component\Security\Http\Authentication\AuthenticationSuccessHandlerInterface`::
+:class:`Symfony\\Component\\Security\\Http\\Authentication\\AuthenticationSuccessHandlerInterface`::
 
     // src/Security/Authentication/AuthenticationSuccessHandler.php
     namespace App\Security\Authentication;