arm64: dts: qcom: msm8998-fxtec: correct GPIO keys wakeup

gpio-keys,wakeup is a deprecated property:

  msm8998-fxtec-pro1.dtb: gpio-hall-sensors: event-hall-sensor1: Unevaluated properties are not allowed ('gpio-key,wakeup' was unexpected)
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230304123358.34274-2-krzysztof.kozlowski@linaro.org

arch/arm64/boot/dts/qcom/msm8998-fxtec-pro1.dts

@@ -44,7 +44,7 @@ event-hall-sensor1 {
 			label = "Keyboard Hall Sensor";
 			gpios = <&tlmm 124 GPIO_ACTIVE_HIGH>;
 			debounce-interval = <15>;
-			gpio-key,wakeup;
+			wakeup-source;
 			linux,input-type = <EV_SW>;
 			linux,code = <SW_KEYPAD_SLIDE>;
 		};
@@ -116,7 +116,7 @@ button-vol-up {
 			gpios = <&pm8998_gpios 6 GPIO_ACTIVE_LOW>;
 			linux,input-type = <EV_KEY>;
 			linux,code = <KEY_VOLUMEUP>;
-			gpio-key,wakeup;
+			wakeup-source;
 			debounce-interval = <15>;
 		};