arm64: dts: qcom: msm8996-sony-xperia-tone: drop incorrect wlan pin input

Pin configuration has no "input-high" property, so drop it from node
described as Wifi host wake up pin.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221020225309.32116-1-krzysztof.kozlowski@linaro.org