[M] Change in coreboot[main]: google/*: Clean up Kconfig board selection for non-MTK Google Arm boards

[Yu-Ping Wu (Code Review)]

Attention is currently required from: Felix Singer, Julius Werner, Nico Huber, Shelley Chen.

Yu-Ping Wu has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/79022?usp=email )

Change subject: google/*: Clean up Kconfig board selection for non-MTK Google Arm boards
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Patch Set 2:

(2 comments)

File src/mainboard/google/herobrine/Kconfig:

https://review.coreboot.org/c/coreboot/+/79022/comment/4f6711d5_4af18091 :
PS2, Line 14: config BOARD_GOOGLE_HEROBRINE
These should be removed.

File src/mainboard/google/trogdor/Kconfig:

https://review.coreboot.org/c/coreboot/+/79022/comment/fcf01e7b_a9e6befb :
PS2, Line 18: config BOARD_GOOGLE_BUBS
These should be removed.