media: cros-ec-cec: Add Dibbi to the match table

Dibbi has two HDMI ports which support CEC:
Port D is EC port 0
Port B is EC port 1

Signed-off-by: Reka Norman <rekanorman@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>