package/dovecot: ignore CVE-2016-4983
CVE-2016-4983 is an issue in a postinstall script in the dovecot rpm,
which is part of the Red Hat packaging and not part of upstream dovecot
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>