PHP 8.2 compat for the settings form.

8f29d0 Optimize imports (a PHPCS fix) [Moshe Weitzman]
4a093c1 Issue #3370942 by arti_parmar: Unused variable $keys [Moshe Weitzman]
6fc9d05 Avoid debug messages [Moshe Weitzman]

Requirements: Drupal 9 and PHP 8.1+.

- Drupal 8 sites should continue to use the 4.1 release
- Drupal 10 sites should use an Akamai 5 release

Requirements: Drupal 9 and PHP 8.1+.

- Drupal 8 sites should continue to use the 4.1 release
- Drupal 10 sites should use an Akamai 5 release

Requires Drupal 10+