hwmon: (k10temp) Zen3 Ryzen Desktop CPUs support

The module has only support for Zen3 server CPUs right now.
Add support for Family 0x19, model 0x21 which are Zen3 Ryzen Desktop CPUs.
Tested on 5800x, 5900x and 5950x CPUs.

Signed-off-by: Gabriel Craciunescu <nix.or.die@gmail.com>
Link: https://lore.kernel.org/r/20201223005315.20077-1-nix.or.die@gmail.com


Signed-off-by: Guenter Roeck <linux@roeck-us.net>