Update stubs

Author: phpstan-bot

stubs/ext/dom/DOMNameSpaceNode.php

@@ -2,4 +2,14 @@
 
 class DOMNameSpaceNode
 {
+    /** @implementation-alias DOMNode::__sleep */
+    #[\Since('8.1')]
+    public function __sleep(): array
+    {
+    }
+    /** @implementation-alias DOMNode::__wakeup */
+    #[\Since('8.1')]
+    public function __wakeup(): void
+    {
+    }
 }

stubs/ext/dom/DOMNode.php

@@ -2,6 +2,14 @@
 
 class DOMNode
 {
+    #[\Since('8.1')]
+    public function __sleep(): array
+    {
+    }
+    #[\Since('8.1')]
+    public function __wakeup(): void
+    {
+    }
     /** @return DOMNode|false */
     public function appendChild(DOMNode $node)
     {