When we actually read index file's header make sure it gets copied to memory so log file offsets get updated.
When we actually read index file's header make sure it gets copied to memory
so log file offsets get updated.

damoxc/dovecot,LTD-Beget/dovecot,Distrotech/dovecot,Distrotech/dovecot,damoxc/dovecot,LTD-Beget/dovecot,damoxc/dovecot,damoxc/dovecot,damoxc/dovecot,Distrotech/dovecot,Distrotech/dovecot,LTD-Beget/dovecot,Distrotech/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot