dt-bindings: hwmon: ti,ina2xx: use common hwmon schema

Reference common hwmon schema which allows to drop the "label" property.
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240224-dt-bindings-hwmon-common-v2-2-b446eecf5480@linaro.orgSigned-off-by: Guenter Roeck <linux@roeck-us.net>

Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml

@@ -36,9 +36,6 @@ properties:
   "#io-channel-cells":
     const: 1
 
-  label:
-    description: A descriptive name for this device.
-
   shunt-resistor:
     description:
       Shunt resistor value in micro-Ohm.
@@ -73,7 +70,10 @@ required:
   - compatible
   - reg
 
-additionalProperties: false
+allOf:
+  - $ref: hwmon-common.yaml#
+
+unevaluatedProperties: false
 
 examples:
   - |