sysutils/rsyslog8: security update to 8.2204.1

Heap buffer overflow on receiving TCP syslog traffic

https://github.com/rsyslog/rsyslog/security/advisories/GHSA-ggw7-xr6h-mmr8

Security: b9837fa1-cd72-11ec-98f1-6805ca0b3d42
ChangeLog: https://github.com/rsyslog/rsyslog/blob/v8.2204.1/ChangeLog