Describe the bug
Running latest Astroid 3.1.1 and php8.2 and my error logs is full with this error code.
PHP Warning: Undefined array key "custom" in /home/*******/public_html/libraries/astroid/framework/library/astroid/Template.php on line 175

System Informations (please complete the following information):

• Joomla Version: 4.4.6
• PHP Version 8.2
• Astroid Version 3.1.1

Thanks