[coreboot-gerrit] Change in coreboot[master]: util/kconfig: Add README.md documenting the uprev procedure

[Patrick Georgi (Code Review)]

Attention is currently required from:  Felix Singer, Martin Roth.
Patrick Georgi has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/57879 )

Change subject: util/kconfig: Add README.md documenting the uprev procedure
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Patch Set 2:

(1 comment)

File util/kconfig/README.md:

PS2:
> Just a thought: How about extracting the Kconfig source with git subtree and pushing it to its own r […]

The original arrangement (copying in) is from a time when submodules have been entirely optional, and the current approach tried to clean up the patch queue handling while retaining the overall approach.

Given that we now rely on submodules in a few places, it's something to consider though.