[S] Change in coreboot[main]: lib: Add Kconfig variable for fw_config default value

[Paul Menzel (Code Review)]

Attention is currently required from: Anil Kumar K, Bora Guvendik, Cliff Huang, Julius Werner, Subrata Banik, Wonkyu Kim.

Paul Menzel has posted comments on this change by Cliff Huang. ( https://review.coreboot.org/c/coreboot/+/83153?usp=email )

Change subject: lib: Add Kconfig variable for fw_config default value
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Patch Set 6:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/83153/comment/b21e37a7_fa33e454?usp... :
PS3, Line 9: This CONFIG_FW_CONFIG_DEFAULT_VALUE flag is default to
Thank you.
> … when CBI fw_config value cannot be read from all sources such as Chrome EC and VPD

What is the effect of this situation? System does not boot? Some component does not work?