Is C# available in 2021x

C# is an available language for code gen in v19 SP3. Per 2022X documentation, it is not supported in that version. Will C# be available in 2021x? Why is C# being removed from the supported languages?
MagicDraw Forum
https://community.nomagic.com/
https://community.nomagic.com/is-c-available-in-2021x-t8181.html