Revert "mb/google/brya/vell: Add PS1/PS2 cutoff point"

This reverts commit e30695dbe1.

for meet thermal criteria, modify PS1/PS2 cutoff to default value

BUG=b:229803757
BRANCH=brya
TEST='FW_NAME=vell emerge-brya coreboot'

Change-Id: Ie009788116f1e25db8aed2df58102a316a8aeef2
Signed-off-by: Shon Wang <shon.wang@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/72833
Reviewed-by: Tarun Tuli <taruntuli@google.com>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/brya/variants/vell/overridetree.cb

@@ -550,12 +550,4 @@ chip soc/intel/alderlake
 			end
 		end
 	end
-
-	# VR Settings
-	register "domain_vr_config[VR_DOMAIN_IA]" = "{
-		.vr_config_enable = 1,
-		.psi1threshold = VR_CFG_AMP(13),
-		.psi2threshold = VR_CFG_AMP(7),
-	}"
-
 end