Commit c8bd86bb28065dce321ce1b9f9d56f7bc2037d04 creates the file /etc/dovecot/conf.d/15-mailboxes.conf which causes Dovecot to fail on start with the error `Fatal: Error in configuration file /etc/dovecot/conf.d/15-mailboxes.conf line 19: Unknown setting: mailbox`
Commit c8bd86b creates the file /etc/dovecot/conf.d/15-mailboxes.conf which causes Dovecot to fail on start with the error
Fatal: Error in configuration file /etc/dovecot/conf.d/15-mailboxes.conf line 19: Unknown setting: mailbox