Make lazy BSON classes final

Author: alcaeus

src/Model/LazyBSONArray.php

@@ -51,7 +51,7 @@
  * @template-implements ArrayAccess<int, TValue>
  * @template-implements IteratorAggregate<int, TValue>
  */
-class LazyBSONArray implements ArrayAccess, IteratorAggregate
+final class LazyBSONArray implements ArrayAccess, IteratorAggregate
 {
     /** @var PackedArray<TValue> */
     private PackedArray $bson;

src/Model/LazyBSONDocument.php

@@ -50,7 +50,7 @@
  * @template-implements ArrayAccess<string, TValue>
  * @template-implements IteratorAggregate<string, TValue>
  */
-class LazyBSONDocument implements ArrayAccess, IteratorAggregate
+final class LazyBSONDocument implements ArrayAccess, IteratorAggregate
 {
     /** @var Document<TValue> */
     private Document $bson;