Add conflict with drupal/core - must be 10.3+
$renderer->renderInIsolation(()
is used at https://git.drupalcode.org/project/dtt/-/blob/2.x/src/EntityCrawlerTrait.php#L27 and only exists in Drupal 10.3+
$renderer->renderInIsolation(()
is used at https://git.drupalcode.org/project/dtt/-/blob/2.x/src/EntityCrawlerTrait.php#L27 and only exists in Drupal 10.3+