Make sure we don't use a stale first_unwritten_pos to optimize dovecot-uidlist writing.
Make sure we don't use a stale first_unwritten_pos to optimize
dovecot-uidlist writing.

Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot