Minor typos fixed

Author: telkins

README.md

@@ -286,7 +286,7 @@ WebhookCall::create()
 ### Exception handling
 By default, the package will not log any exceptions that are thrown when sending a webhook.
 
-To handle exceptions you need to create listen for the `Spatie\WebhookServer\Events\WebhookCallFailedEvent` and/or `Spatie\WebhookServer\Events|FinalWebhookCallFailedEvent` events.
+To handle exceptions you need to create listeners for the `Spatie\WebhookServer\Events\WebhookCallFailedEvent` and/or `Spatie\WebhookServer\Events\FinalWebhookCallFailedEvent` events.
 
 ### Events