configs/Zaius: Add HWMON_CONFIG stub for UCD monitor, remove other devices

Add UCD I2C name to remove these warnings from the hwmon poller:
"WARNING - hwmon: Unhandled hwmon: /sys/class/hwmon/hwmon0/"
Remove other devices copied and pasted from another config.

Signed-off-by: Xo Wang <xow@google.com>
Change-Id: Id964535f17c278d9b3d8a7a540394b2d751ee610
1 file changed