[M] Change in coreboot[main]: soc/intel/cannonlake: Support Comet Lake v1 and v2 in one build

[Paul Menzel (Code Review)]

Attention is currently required from: Andrey Petrov, Johnny Lin, Jonathon Hall, Martin L Roth.

Paul Menzel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/78345?usp=email )

Change subject: soc/intel/cannonlake: Support Comet Lake v1 and v2 in one build
......................................................................

Patch Set 1: Code-Review+1

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/78345/comment/7dc3d841_1decd1a8 :
PS1, Line 15: 
Thank you for noting the size difference of 800 KiB in the Kconfig help text.