Makefile: Fix to previous change to get dovecot-config file built again.
Makefile: Fix to previous change to get dovecot-config file built again.

LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot