CC0-1.0 update status
https://gitlab.com/fedora/legal/fedora-license-data/-/blob/master/data/CC0-1.0.toml shows status as "allowed" and "allowed-content" - if a license is allowed, it needs no further status.
also, recent discussions have cast reconsideration as to whether CC0-1.0 should be unilaterally allowed due to its express exclusion of a patent grant