Change in coreboot[master]: northbridge,soc: Introduce VBOOT_CHIPSET_OPTIONS

[Angel Pons (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Nico Huber, Marshall Dawson, Tim Wawrzynczak, Julius Werner, Arthur Heymans, Andrey Petrov, Aaron Durbin, Patrick Rudolph, Felix Held.
Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/50912 )

Change subject: northbridge,soc: Introduce VBOOT_CHIPSET_OPTIONS
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Patch Set 1:

(2 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/50912/comment/584fa289_2c4dab0a 
PS1, Line 10: unexpected ways
> No, I didn't notice depends on 0 = 0. […]

I'll expand the description, but I first need to make Jenkins happy about this...

I've added a comment pointing at the `depends on 0 = 0` line.

File src/security/vboot/Kconfig:

https://review.coreboot.org/c/coreboot/+/50912/comment/ebc84668_d0f783d3 
PS1, Line 19: 	depends on 0 = 0  # Must have a 'depends on' or board overrides will break it.
Here it is!