Stabilize the SSD flavor decision.
Created by: garloff
Note: This means that our plan to implement these and require these at a later point in time in our list of mandatory flavors in the flavor-naming-spec.md. The precise time when these will become required is to be determined in a separate discussion. (My current assumption is shortly after R4, i.e. April 2023.)
Signed-off-by: Kurt Garloff kurt@garloff.de