also use bruteforce protection in PublicShareMiddleware when share pa…

…ssword is wrong

Signed-off-by: Julien Veyssier <julien-nc@posteo.net>

lib/private/AppFramework/Middleware/PublicShare/PublicShareMiddleware.php

@@ -101,6 +101,7 @@ public function beforeController($controller, $methodName) {
 			throw new NeedAuthenticationException();
 		}
 
+		$this->throttle($bruteforceProtectionAction, $token);
 		throw new NotFoundException();
 	}