usu not working with php8.1

[playaz44]

Describe the bug :
usu not working with php8.1

To Reproduce :
Steps to reproduce the behavior:

1. Upload phpBB SEO 2.0.2
2. Install plugin from acp
3. Go to "PHPBB SEO" page in acp
4. See error 500

Got error 'PHP message: PHP Fatal error: Uncaught TypeError: Illegal offset type in /var/www/html/bb/ext/phpbbseo/usu/acp/usu.php:156\nStack trace:\n#0 /var/www/html/bb/includes/functions_module.php(676): phpbbseo\\usu\\acp\\usu->main()\n#1 /var/www/html/bb/adm/index.php(81): p_master->load_active()\n#2 {main}\n thrown in /var/www/html/bb/ext/phpbbseo/usu/acp/usu.php on line 156', referer: redacted

Expected behavior :
Open usu settings page

Device (please complete the following information) :

• Device Type: [all]
• PHP: [8.1.6]
• phpBB: [3.3.10]
• OS: [Linux]
• Browser: [all]
• Extension Version: [2.0.2]

Additional context :
This project looks dead but I leave for information people who have the same problem.

[zetrader]

Hi, it's strange, i'm checking with phpbb 3.3.10 and php 8.2.9 and it works on my host.