main/clamav: upgrade to 0.102.0

enable clamonacc build (On-Access Scanning migrated out of `clamd` and
into new utility named `clamonacc`
add patch to fix build clamav-milter
7 jobs for !288 with clamav-0.102.0 in 4 minutes and 23 seconds (queued for 2 seconds)
merge request