[S] Change in coreboot[main]: mb/google/brya: Add romstage early graphics for nissa

[Subrata Banik (Code Review)]

Attention is currently required from: Eric Lai, Haribalaraman Ramasubramanian, Kapil Porwal, Nick Vaccaro, Paul Menzel, Ronak Kanabar, V Sowmya.

Subrata Banik has posted comments on this change by Ronak Kanabar. ( https://review.coreboot.org/c/coreboot/+/78932?usp=email )

Change subject: mb/google/brya: Add romstage early graphics for nissa
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Patch Set 7:

(1 comment)

File src/mainboard/google/brya/variants/baseboard/nissa/devicetree.cb:

https://review.coreboot.org/c/coreboot/+/78932/comment/4fb31cd2_6edf8951?usp... :
PS7, Line 178: 		#+-----------------------------+---------------------------------------+-----+
> I think we should merge this at least be on par with what brya has and then add option for T8 and do change for all platforms? let me know if that is okay.

for sure, i didn't mean to block this CL bt T8 override is must have.