Merge branch '6.4' into 7.0

* 6.4:
  More short closures + isset instead of null checks + etc.

Author: nicolas-grekas

Exception/AuthenticationException.php

@@ -23,17 +23,8 @@
 #[WithHttpStatus(401)]
 class AuthenticationException extends RuntimeException
 {
-    /** @internal */
-    protected $serialized;
-
     private ?TokenInterface $token = null;
 
-    public function __construct(string $message = '', int $code = 0, \Throwable $previous = null)
-    {
-        unset($this->serialized);
-        parent::__construct($message, $code, $previous);
-    }
-
     public function getToken(): ?TokenInterface
     {
         return $this->token;
@@ -100,23 +91,4 @@ public function getMessageData(): array
     {
         return [];
     }
-
-    /**
-     * @internal
-     */
-    public function __sleep(): array
-    {
-        $this->serialized = $this->__serialize();
-
-        return ['serialized'];
-    }
-
-    /**
-     * @internal
-     */
-    public function __wakeup(): void
-    {
-        $this->__unserialize($this->serialized);
-        unset($this->serialized);
-    }
 }