Redis-7.4 was relicensed from BSD under dual RSAL-2 and SSPL-1 licenses.
Later on, the AGPL-3 license was added to the list in Redis-8.0.
However, the RSAL-2 was not introduced to the tree, but we should list
it for completeness.
Link: https://redis.io/blog/redis-adopts-dual-source-available-licensing/
Link: https://redis.io/blog/agplv3/
Signed-off-by: Petr Vaněk <arkamar@gentoo.org>
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