Used instance of instead of equals to determine if an object should b…

…e handled.

Signed-off-by: Peter Ukena <[email protected]>

src/EventListener/ResourceIndexListener.php

@@ -38,7 +38,7 @@ public function updateIndex(GenericEvent $event): void
         Assert::isInstanceOf($resource, ResourceInterface::class);
 
         foreach ($this->persistersMap as $objectPersisterId => $modelClass) {
-            if ($modelClass === get_class($resource)) {
+            if ($resource instanceof $modelClass) {
                 $this->resourceRefresher->refresh($resource, $objectPersisterId);
             }
         }