Failed to restart clamd.amavisd.service: Unit clamd.amavisd.service not found.

Reported Centos 8 stream error during installation:

Failed to restart clamd.amavisd.service: Unit clamd.amavisd.service not found.

https://www.howtoforge.com/community/threads/ispconfig-3-2-install-ends-with-clamd-amavisd-service-error.87463/