Allow GPIO hogs in pin controller node.  qcom/sdm845-cheza.dtsi already
uses it.
Reviewed-by: NRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20221121081221.30745-1-krzysztof.kozlowski@linaro.orgSigned-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>