[L] Change in coreboot[main]: mb/hp: Move compaq_8200_elite_sff_pc into snb_ivb_desktops variants

[Riku Viitanen (Code Review)]

Attention is currently required from: Felix Singer, Keith Hui, Keith Hui.

Riku Viitanen has posted comments on this change by Riku Viitanen. ( https://review.coreboot.org/c/coreboot/+/79545?usp=email )

Change subject: mb/hp: Move compaq_8200_elite_sff_pc into snb_ivb_desktops variants
......................................................................

Patch Set 2:

(1 comment)

File src/mainboard/hp/snb_ivb_desktops/variants/compaq_8200_elite_sff/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/79545/comment/97c729f9_a85a58e4?usp... :
PS2, Line 9: 			register "spi_uvscc" = "0x0"
> This isn't right. […]

This isn't my (auto)port at all. The original port merged in CB:25385 is the source of this line. Should this be resolved in a separate commit instead?