dt-bindings: iio: accel: adxl345: make interrupts not a required property

Remove interrupts from the list of required properties. The ADXL345
does not need interrupts for basic accelerometer functionality.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Lothar Rubusch <l.rubusch@gmail.com>
Link: https://patch.msgid.link/20241225181338.69672-3-l.rubusch@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Author: Rubusch

Documentation/devicetree/bindings/iio/accel/adi,adxl345.yaml

@@ -40,7 +40,6 @@ properties:
 required:
   - compatible
   - reg
-  - interrupts
 
 allOf:
   - $ref: /schemas/spi/spi-peripheral-props.yaml#