dt-bindings: iio: humidity: hdc3020: add interrupt bindings in example

Add interrupt bindings in example.

Signed-off-by: Dimitri Fedrau <dima.fedrau@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20240214085350.19382-3-dima.fedrau@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Documentation/devicetree/bindings/iio/humidity/ti,hdc3020.yaml

@@ -43,6 +43,7 @@ additionalProperties: false
 
 examples:
  - |
+ #include <dt-bindings/interrupt-controller/irq.h>
  i2c {
  #address-cells = <1>;
  #size-cells = <0>;
@@ -51,5 +52,7 @@ examples:
  compatible = "ti,hdc3021", "ti,hdc3020";
  reg = <0x47>;
  vdd-supply = <&vcc_3v3>;
+ interrupt-parent = <&gpio3>;
+ interrupts = <23 IRQ_TYPE_EDGE_RISING>;
  };
  };