Configuring GPP_B7 as GPO_HIGH.
Sasuke doesn't have SAR sensor, GPP_B7 is routed to the LTE module
and is kept high so that the LTE module uses the default emission power.

BUG=b:180492044
BRANCH=firmware-dedede-13606.B
TEST="FW_NAME=sasuke emerge-dedede coreboot"

Change-Id: Ib38c649830db2291b3a2a771f5c884acf37dcbeb
Signed-off-by: Seunghwan Kim <sh_.kim@samsung.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51049
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>