dt-bindings: iio: adc: stm32-adc: convert bindings to json-schema

Convert the STM32 ADC binding to DT schema format using json-schema

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2 files changed