devel_wizard-2.x-dev/templates/spell/entity_type/config/access_control_handler.php.twig

{%
  include '@devel_wizard/php/devel_wizard.php.file.header.php.twig'
  with {
    'namespace': config.namespace,
  }
%}

use Drupal\Core\Entity\EntityAccessControlHandler;

class AccessControlHandler extends EntityAccessControlHandler {
}