fix: Add missing use in Application.php

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>

Author: come-nc

lib/AppInfo/Application.php

@@ -16,6 +16,7 @@
 use OCA\User_SAML\GroupBackend;
 use OCA\User_SAML\GroupManager;
 use OCA\User_SAML\Listener\LoadAdditionalScriptsListener;
+use OCA\User_SAML\Listener\SabrePluginEventListener;
 use OCA\User_SAML\Middleware\OnlyLoggedInMiddleware;
 use OCA\User_SAML\SAMLSettings;
 use OCA\User_SAML\UserBackend;