Unisoc sensor hub bindings

Unisoc's some SoCs integrates sensor hub. This sensor hub driver collect and
analyze data uploaded from sensors.

Required Properties:
- compatible: should be the following.
  - "sprd,sharkl3-sensorhub": for Sharkl3-compatible sensor hub,
  - "sprd,sharkl5-sensorhub": for Sharkl5-compatible sensor hub,
  - "sprd,sharkl5Pro-sensorhub": for Sharkl5pro-compatible sensor hub,
  - "sprd,roc1-sensorhub": for Roc1-compatible sensor hub


Example:
	sprd-sensorhub {
		compatible = "sprd,sharkl5-sensorhub";
	};
