Add Ubuntu 20.04, Fedora 32, Alpine 3.12, OpenBSD 6.7, and FreeBSD 11.4
Requires https://gitlab.isc.org/isc-projects/images/-/merge_requests/53 to be merged first.
Edited by Michał Kępień
Requires https://gitlab.isc.org/isc-projects/images/-/merge_requests/53 to be merged first.