boards: st: fix twister test failure for stm32u083c_dk

Test "drivers.gpio.1pin.aw9523b" fails on stm32u083c_dk platform
because "arduino_i2c" definition does not exists in the device tree
of stm32u083c_dk board. Also updated the baord yaml

Signed-off-by: Arif Balik <arifbalik@outlook.com>