Create new track for Func

Exercism
21

@ErikSchierboom Can you action this now pls - Katrina is off.

22

I canā€™t find a GitHub user with that name

23

Could not add gh links here. But I left the comment in first issue in func track repo

24

You should have an invite now.

25

@chakzefir Are you still planning on working on Func? Or, if you no longer wish to be part of it, would you mind removing yourself from the Func maintainer list?