A) Verify the docs have been updated with the information about PHP 8.3 support., at very least:
- PHP 8.3 support: https://moodledev.io/general/development/policies/php
- Release notes in all the branches affected, see:
- (to be created)for 4.4: https://moodledev.io/general/releases/4.4#server-requirements
B) Verify that master (4.4dev) can be installed using PHP 8.3
C) Verify that a 41_STABLE site can be upgraded to master (4.4dev) using PHP 8.3
D) Check that all CI jobs are passing ok with PHP 8.3.
See PHP.Watch for information on new feature, and breaking changes: https://php.watch/versions/8.3