fix: set default value in method property

src/BusProNet/ApiClient.php

@@ -108,7 +108,7 @@ class ApiClient
         string $email,
         string $password,
         PersonalData $personalData,
-        bool $debug
+        bool $debug = false
     ): Notification|PersonalData {
         $data = [
             'user' => $this->config['bpn_username'],