Don't delete mariadb log files
The ib_logfile0 file is mandatory in MariaDB 10.8 [1] so akonadi deleting it on upgrade breaks the database self-check and prevents akonadi from working
[1] https://jira.mariadb.org/browse/MDEV-14425
BUG: 454948 FIXED-IN: 22.04.3
Edited by Sandro Knauß