auth: If no passdb is specified, don't fail when userdb static tries to verify user existence.
auth: If no passdb is specified, don't fail when userdb static tries to verify user existence.

jkerihuel/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jkerihuel/dovecot,jwm/dovecot-notmuch,jwm/dovecot-notmuch,jwm/dovecot-notmuch,jwm/dovecot-notmuch,jkerihuel/dovecot,jkerihuel/dovecot