Use Stringable interface as much as possible

Author: VincentLanglet

Cloner/Data.php

@@ -17,7 +17,7 @@
 /**
  * @author Nicolas Grekas <[email protected]>
  */
-class Data implements \ArrayAccess, \Countable, \IteratorAggregate
+class Data implements \ArrayAccess, \Countable, \IteratorAggregate, \Stringable
 {
     private array $data;
     private int $position = 0;