InvenSense MPU9250 move to PX4Accelerometer and PX4Gyroscope helpers

src/lib/drivers/magnetometer/PX4Magnetometer.hpp

@@ -55,6 +55,7 @@ public:
 	void set_scale(float scale) { _sensor_mag_pub.get().scaling = scale; }
 	void set_temperature(float temperature) { _sensor_mag_pub.get().temperature = temperature; }
 	void set_external(bool external) { _sensor_mag_pub.get().is_external = external; }
+	void set_sensitivity(float x, float y, float z) { _sensitivity = matrix::Vector3f{x, y, z}; }
 
 	void update(hrt_abstime timestamp, int16_t x, int16_t y, int16_t z);
 
@@ -69,6 +70,8 @@ private:
 	matrix::Vector3f	_calibration_scale{1.0f, 1.0f, 1.0f};
 	matrix::Vector3f	_calibration_offset{0.0f, 0.0f, 0.0f};
 
+	matrix::Vector3f	_sensitivity{1.0f, 1.0f, 1.0f};
+
 	int			_class_device_instance{-1};
 
 };