voxel: change USB_C0_DP_HPD GPIO define
voxel: change USB_C0_DP_HPD GPIO define

define USB_C0_DP_HPD to GPIO60

BUG=b:155062762
BRANCH=none
TEST=make buildall

Change-Id: Id182b35e810807c538bb8e0beea125458ad923a3
Signed-off-by: Ben Chen <e0a434a5da0616e0b8100476444b79aeee435f0d@quanta.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2272420
Reviewed-by: Keith Short <f6d578f97033c25f1206cb57d52f358974c82954@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec