[S] Change in coreboot[main]: mb/google/nissa/var/craaskov: Disable external fivr

[Nico Huber (Code Review)]

Attention is currently required from: Dinesh Gehlot, Dtrain Hsu, Eric Lai, Ian Feng, Kapil Porwal, Nick Vaccaro, Paul Menzel, Subrata Banik.

Nico Huber has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/81607?usp=email )

Change subject: mb/google/nissa/var/craaskov: Disable external fivr
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Patch Set 7:

(1 comment)

File src/mainboard/google/brya/variants/craaskov/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/81607/comment/3fb51e8a_cdf77c77 :
PS7, Line 65: configure_ext_fivr
Just a though: I assume this would be the only setting that needs to be decided
at runtime. All the other values could stay here, i.e. configure the device in
the devicetree, but enable/disable it from C code.