drivers: sensor: add driver for lsm9ds1 sensor

The LSM9DS1 is a system-in-package featuring
a 3D digital linear acceleration sensor, a 3D digital angular rate
sensor and a 3D digital magnetic sensor.

This driver implements only the linear acceleration sensor and the
angular rate sensor, on the I2C bus.

This driver is without trigger support.

The driver is based on the stmemsc HAL.

link: https://www.st.com/resource/en/datasheet/lsm9ds1.pdf



Signed-off-by: Miguel Gazquez <miguel.gazquez@bootlin.com>