Remove the override in guybrush devicetree that configured in-band eSPI
alerts. This will result in guybrush using dedicated open-drain eSPI
alerts. Guybrush boards must be reworked to connect the eSPI alert line,
otherwise they will not boot with this change
BUG=b:198596430
TEST=Boot on reworked guybrush
BRANCH=None
Change-Id: I185eec773336fb662d9fe7f4c11991813e4d7cd6
Signed-off-by: Rob Barnes <robbarnes@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57778
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>