Code cleanup.

app/Helpers/Webhook/SignatureGeneratorInterface.php

@@ -30,17 +30,10 @@ use FireflyIII\Models\WebhookMessage;
  */
 interface SignatureGeneratorInterface
 {
-    /**
-     * @param WebhookMessage $message
-     *
-     * @return string
-     */
     public function generate(WebhookMessage $message): string;
 
     /**
      * Return the version of this signature generator.
-     *
-     * @return int
      */
     public function getVersion(): int;
 }