fix for deprecated Symfony Event class

composer.json

@@ -21,7 +21,7 @@
     "drupal/file_replace": "^1.1",
     "drupal/filehash": "^2",
     "drupal/flysystem" : "^2.0@alpha",
-    "drupal/jwt": "^1.0",
+    "drupal/jwt": "^1.1",
     "drupal/migrate_plus" : "^5.1 || ^6",
     "drupal/migrate_source_csv" : "^3.4",
     "drupal/prepopulate" : "^2.2",

src/Event/StompHeaderEvent.php

@@ -6,7 +6,7 @@ use Drupal\Core\Entity\EntityInterface;
 use Drupal\Core\Session\AccountInterface;
 
 use Symfony\Component\HttpFoundation\ParameterBag;
-use Symfony\Component\EventDispatcher\Event;
+use Drupal\Component\EventDispatcher\Event;
 
 /**
  * Event used to build headers for STOMP.

src/EventGenerator/EmitEvent.php

@@ -160,8 +160,8 @@ abstract class EmitEvent extends ConfigurableActionBase implements ContainerFact
       $data = $this->generateData($entity);
 
       $event = $this->eventDispatcher->dispatch(
-        StompHeaderEvent::EVENT_NAME,
+        new StompHeaderEvent($entity, $user, $data, $this->getConfiguration()),
-        new StompHeaderEvent($entity, $user, $data, $this->getConfiguration())
+        StompHeaderEvent::EVENT_NAME
       );
 
       $message = new Message(