nocturne: Set OTG pins on UFP for Port 0.
nocturne: Set OTG pins on UFP for Port 0.

Nocturne supports OTG on port 0 only.  This commit sets the ID and VBUS
sense pins to high when port 0 is a UFP and low otherwise.

BUG=b:111963814
BRANCH=None
TEST=Flash nocturne; plug in A-to-C cable; verify that USB2_ID and
USB2_VBUSSENSE are high.

Change-Id: I40280b120959aa1fafe13e7e4fd63b2e201040da
Signed-off-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@google.com>
Reviewed-on: https://chromium-review.googlesource.com/1155984
Commit-Ready: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>
Tested-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>
Reviewed-by: Furquan Shaikh <6be5c96c464778f89679b1062a2e0a6af93d2aa5@chromium.org>

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