dt-bindings: thermal: qcom-spmi-adc-tm-hc: reference thermal-sensor schema

Device is a thermal sensor and it requires '#thermal-sensor-cells', so
reference the thermal-sensor.yaml to simplify it and bring the
common definition of '#thermal-sensor-cells' property.

Reviewed-by: Dmitry Baryshkov <[e-mail]>
Acked-by: Conor Dooley <[e-mail]>
Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Daniel Lezcano <[e-mail]>

Documentation/devicetree/bindings/thermal/qcom-spmi-adc-tm-hc.yaml

···
 maintainers:
   - Dmitry Baryshkov <[e-mail]>
 
+$ref: thermal-sensor.yaml#
+
 properties:
   compatible:
     const: qcom,spmi-adc-tm-hc
···
 
   "#thermal-sensor-cells":
     const: 1
-    description:
-      Number of cells required to uniquely identify the thermal sensors. Since
-      we have multiple sensors this is set to 1
 
   "#address-cells":
     const: 1
···
   - interrupts
   - "#address-cells"
   - "#size-cells"
-  - "#thermal-sensor-cells"
 
-additionalProperties: false
+unevaluatedProperties: false
 
 examples:
   - |