Change in coreboot[master]: mb/google/brya: Add two sensors for DPTF functionality

[Boris Mittelberg (Code Review)]

Attention is currently required from: Caveh Jalali, Paul Menzel, Tim Wawrzynczak, Sumeet R Pawnikar.
Boris Mittelberg has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/54724 )

Change subject: mb/google/brya: Add two sensors for DPTF functionality
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Patch Set 2:

(1 comment)

File src/mainboard/google/brya/variants/brya0/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/54724/comment/459bde24_4aa8f650 
PS2, Line 64: 								TEMP_PCT(70, 70),
Can you please add TEMP_PCT(40, 30) here, so we can enable fan auto control in EC? As suggested in b:181271666 comment#45: based on Volteer reference we can start with 40C and 30%