drawcia: remove TCPCI REV2.0 support for C1 port
drawcia: remove TCPCI REV2.0 support for C1 port

Remove TCPCI REV2.0 support for C1 port, PS8705 doesn't support
TCPCI REV2.0.

BUG=none
BRANCH=none
TEST=Verify C1 port is able to charging.

Signed-off-by: Devin Lu <052fe648504800b810f29702ef4f3db83fad68bf@quantatw.com>
Change-Id: Id64fc49d40d213462834ab6a44432fc1037be67f
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2299609
Reviewed-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>
Commit-Queue: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>

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