fix: minor in file webhook.rst

Author: santysisi

webhook.rst

@@ -82,7 +82,6 @@ component routing:
     .. code-block:: php
 
         // config/packages/framework.php
-        use App\Webhook\MailerWebhookParser;
         use Symfony\Config\FrameworkConfig;
         return static function (FrameworkConfig $frameworkConfig): void {
             $webhookConfig = $frameworkConfig->webhook();
@@ -100,7 +99,7 @@ webhook consumer code.
 The webhook routing name is part of the URL you need to configure at the
 third-party mailer provider. The URL is the concatenation of your domain name
 and the routing name you chose in the configuration (like
-``https://example.com/webhook/mailer_mailgun``.
+``https://example.com/webhook/mailer_mailgun``).
 
 For Mailgun, you will get a secret for the webhook. Store this secret as
 MAILER_MAILGUN_SECRET (in the :doc:`secrets management system