drivers/lis2dh: Add symbol to BUS_TYPE and TRIGGER_MODE config choices

Add symbolic names to bus type (LIS2DH_BUS_TYPE) and trigger mode
(LIS2DH_TRIGGER_MODE) in order to be defined in board defconfig
files.

Signed-off-by: Armando Visconti <armando.visconti@st.com>
1 file changed