[coreboot-gerrit] Change in coreboot[master]: mb/google/brya: Create taniks variant

[Joey Peng (Code Review)]

Attention is currently required from: YH Lin, Tim Wawrzynczak.
Joey Peng has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/59643 )

Change subject: mb/google/brya: Create taniks variant
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Patch Set 2:

This change is ready for review.