package/clamav: security bump version to 0.103.8
Release notes:
https://blog.clamav.net/2023/02/clamav-01038-01052-and-101-patch.html
Fixes CVE-2023-20032 & CVE-2023-20052.
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 9fc69996bcd190e693b1af95cc44fda89028d049)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>