package/clamav: security bump version to 0.102.2

package/clamav: security bump version to 0.102.2

Fixes CVE-2020-3123: A vulnerability in the Data-Loss-Prevention (DLP)
module in Clam AntiVirus (ClamAV) Software versions 0.102.1 and 0.102.0
could allow an unauthenticated, remote attacker to cause a denial of service
condition on an affected device.  The vulnerability is due to an
out-of-bounds read affecting users that have enabled the optional DLP
feature.  An attacker could exploit this vulnerability by sending a crafted
email file to an affected device.  An exploit could allow the attacker to
cause the ClamAV scanning process crash, resulting in a denial of service
condition.

Release notes:
https://lists.clamav.net/pipermail/clamav-announce/2020/000045.html

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>