ASoC: samsung: UDA1380 needs I2C

The UDA1380 driver needs I2C to be enabled, so
SND_SOC_SAMSUNG_H1940_UDA1380 and
SND_SOC_SAMSUNG_RX1950_UDA1380 also
require this.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Xia Kaixu <kaixu.xia@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>