PHP8.1 Invalid event functions

[aspark21]

https://github.com/moodleou/moodle-report_editdates/blob/main/index.php#L220-L222
PHP: 8.1
Moodle: MOODLE_403_STABLE

Invalid event functions defined in \report_editdates\event\report_viewed
line 275 of /lib/classes/event/base.php: call to debugging()
line 241 of /report/editdates/index.php: call to core\event\base::create()

line numbers are slightly different but we're just using this version + Pull requests 48, 54, 55 and 56

I don't know if you're likely to do another public release for this and if a merge request for it would be useful. But @opitz will likely take a look at this shortly