[S] Change in coreboot[main]: mb/google/nissa: Create sundance variant

[Leo Chou (Code Review)]

Attention is currently required from: Dinesh Gehlot, Kapil Porwal, Nick Vaccaro, Paul Menzel, Subrata Banik.

Leo Chou has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/81347?usp=email )

Change subject: mb/google/nissa: Create sundance variant
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Patch Set 12:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/81347/comment/139f7d67_8873cf12 :
PS7, Line 12: in
            : inside
> Then please just write that. The paragraph should stay.

Done,thanks.