[PATCH 11/15] dt-bindings: pwm: intel,keembay: do not require pwm-cells

[Ayyathurai, Vijayakannan]

Hi,

>
>pwm-cells are already required by pwm.yaml schema.
>
>Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at canonical.com>

Acked-by: Vijayakannan Ayyathurai <vijayakannan.ayyathurai at intel.com>