[XS] Change in coreboot[master]: mb/google/rex: LZ4 compress ramstage instead of LZMA

[Wonkyu Kim (Code Review)]

Attention is currently required from: Jamie Ryu, Kapil Porwal, Paul Menzel, Raj Astekar, Subrata Banik, Tarun Tuli.

Wonkyu Kim has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/75769?usp=email )

Change subject: mb/google/rex: LZ4 compress ramstage instead of LZMA
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Patch Set 5:

(1 comment)

Patchset:

PS4:
> > > > `dev` build is failing due to insufficient size. […]

Can you specify build command which has build error?
I tried FSP debug build but I did not see build error. I'm wondering if there is any build command difference and how much size can be issue.