Fix up phpstan

Author: dereuromark

src/Mailer/Transport/QueueTransport.php

@@ -40,8 +40,8 @@ public function send(Message $message): array {
 		/** @var \Queue\Model\Table\QueuedJobsTable $QueuedJobs */
 		$QueuedJobs = $this->getTableLocator()->get('Queue.QueuedJobs');
 		$result = $QueuedJobs->createJob('Queue.Email', ['transport' => $transport, 'settings' => $message]);
-		$result['headers'] = $message->getHeadersString();
-		$result['message'] = $message->getBodyString();
+		$result->headers = $message->getHeadersString();
+		$result->message = $message->getBodyString();
 
 		return $result->toArray();
 	}

src/Mailer/Transport/SimpleQueueTransport.php

@@ -65,8 +65,8 @@ public function send(Message $message): array {
 
 		$QueuedJobs = $this->getQueuedJobsModel();
 		$result = $QueuedJobs->createJob('Queue.Email', ['settings' => $settings]);
-		$result['headers'] = $message->getHeadersString();
-		$result['message'] = $message->getBodyString();
+		$result->headers = $message->getHeadersString();
+		$result->message = $message->getBodyString();
 
 		return $result->toArray();
 	}

src/Model/Entity/QueuedJob.php

@@ -23,6 +23,8 @@
  * @property int $priority
  * @property \Queue\Model\Entity\QueueProcess $worker_process
  * @property int|null $memory
+ * @property string|null $headers !
+ * @property string|null $message !
  */
 class QueuedJob extends Entity {