[S] Change in coreboot[main]: mb/google/brya: Create tereid variant

[V Sowmya (Code Review)]

Attention is currently required from: Dinesh Gehlot, Eric Lai, Nick Vaccaro, Paul Menzel.

V Sowmya has posted comments on this change by V Sowmya. ( https://review.coreboot.org/c/coreboot/+/83145?usp=email )

Change subject: mb/google/brya: Create tereid variant
......................................................................

Patch Set 3:

(3 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/83145/comment/a62b1512_049635e2?usp... :
PS2, Line 9: lake
> Lake

Done

https://review.coreboot.org/c/coreboot/+/83145/comment/68e1dbc1_dd386860?usp... :
PS2, Line 9: This patch creates a new tereid variant, which is a Twin lake platform. This variant uses Nereid board mounted with the Twin lake SOC and hence the plan is to reuse the existing nereid variant code.
> wrap up text

Done

https://review.coreboot.org/c/coreboot/+/83145/comment/8a969026_18b89365?usp... :
PS2, Line 9: lake
> Ditto.

Done