Provide dts yaml bindings for 4 sensors supported by disco_l475_iot1 board: -hts221, lis3mdl, lps22hb and lsm6dsl Devices are denoted as i2c-devices and, as such, inherits from i2c-device.yaml Signed-Off-by: Erwan Gouriou <erwan.gouriou@linaro.org>