[Messenger] Fix incorrect error when symfony/serializer is missing

Author: Robin Chalas

Transport/Serialization/Serializer.php

@@ -48,7 +48,7 @@ public function __construct(SymfonySerializerInterface $serializer = null, strin
     public static function create(): self
     {
         if (!class_exists(SymfonySerializer::class)) {
-            throw new LogicException(sprintf('The default Messenger Serializer requires Symfony\'s Serializer component. Try running "composer require symfony/serializer".'));
+            throw new LogicException(sprintf('The "%s" class requires Symfony\'s Serializer component. Try running "composer require symfony/serializer" or use "%s" instead.', __CLASS__, PhpSerializer::class));
         }
 
         $encoders = [new XmlEncoder(), new JsonEncoder()];