PHP Fatal error: Unparenthesized

I am getting this error on PHP 8.0.13 (cli) (built: Dec 17 2021 17:28:11) ( NTS )

PHP Fatal error: Unparenthesized a ? b : c ? d : e is not supported. Use either (a ? b : c) ? d : e or a ? b : (c ? d : e) in wp-content/plugins/wp-category-tag-could/classes/wpctc-widget.php on line 224