3349742: Can no longer use an if condition on a for tag

Fixes coding standards for Drupal 10 for keys filter. Issue "Unsupported operand types: string + int" error on multiple templates Fixes Carousel, Tabs, Accordion, Modal and Quicklinks https://www.drupal.org/project/bootstrap_paragraphs/issues/3349742

https://www.drupal.org/docs/upgrading-drupal/prepare-major-upgrade/preparing-for-use-of-twig-2-in-drupal-9