[XS] Change in coreboot[main]: mb/google/rex/var/karis: Update fw_config settings

[Subrata Banik (Code Review)]

Attention is currently required from: David Wu, Dinesh Gehlot, Eran Mitrani, Kapil Porwal, Tarun, Tyler Wang.

Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/79176?usp=email )

Change subject: mb/google/rex/var/karis: Update fw_config settings
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Patch Set 1:

(1 comment)

File src/mainboard/google/rex/variants/karis/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/79176/comment/805aa219_5d676025 :
PS1, Line 32: THERMAL_SETTING_1
> How about ```THERMAL_SOLUTION_1```?

I mean to ask what the thermal solution refers to ? like socketed board or soldered down SoC ?