Deprecated imports

[PhilippImhof]

Using this plugin with current stable leads to the following error messages:

This file is no longer required in Moodle 4.2+. Please do not include/require it.
line 25 of /mod/quiz/report/attemptsreport.php: call to debugging()
line 29 of /mod/quiz/report/archive/report.php: call to require_once()
line 75 of /mod/quiz/report.php: call to include_once()

This file is no longer required in Moodle 4.2+. Please do not include/require it.
line 26 of /mod/quiz/attemptlib.php: call to debugging()
line 32 of /mod/quiz/report/archive/report.php: call to require_once()
line 75 of /mod/quiz/report.php: call to include_once()

Class 'quiz_default_report' has been renamed for the autoloader and is now deprecated. Please use 'mod_quiz\local\reports\report_base' instead.
line 151 of /lib/classes/component.php: call to debugging()
line 46 of /mod/quiz/report/archive/report.php: call to core_component::classloader()
line 75 of /mod/quiz/report.php: call to include_once()