Pattern Nesting Linked Issue

card-group.php

<?php
/**
 * Title: Card Group
 * Slug: twentytwentythree/card-group
 * 
 */

?>

<!-- wp:columns -->
<div class="wp-block-columns"><!-- wp:column {"width":"50%"} -->
<div class="wp-block-column" style="flex-basis:50%">

<!-- wp:pattern {"slug":"twentytwentythree/card"} /-->

</div>
<!-- /wp:column -->

<!-- wp:column {"width":"50%"} -->
<div class="wp-block-column" style="flex-basis:50%">

<!-- wp:pattern {"slug":"twentytwentythree/card"} /-->

</div>
<!-- /wp:column -->
</div>
<!-- /wp:columns -->

card.php

<?php
/**
 * Title: Card
 * Slug: twentytwentythree/card
 * 
 */

?>

<!-- wp:group {"layout":{"type":"constrained"}} -->
<div class="wp-block-group"><!-- wp:image -->
<figure class="wp-block-image"><img alt=""/></figure>
<!-- /wp:image -->

<!-- wp:heading -->
<h2 class="wp-block-heading"></h2>
<!-- /wp:heading --></div>
<!-- /wp:group -->