ARM: dts: imx6qdl-kontron-samx6i: remove wake-up-gpio property

Remove the "wake-up-gpio" property within the PCIe controller node.
There is no such property, thus just remove it. This will also make the
schema validation happy.

Signed-off-by: Michael Walle <[email protected]>
Signed-off-by: Shawn Guo <[email protected]>

Author: mwalle

arch/arm/boot/dts/nxp/imx/imx6qdl-kontron-samx6i.dtsi

@@ -743,7 +743,6 @@
 &pcie {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_pcie>;
-	wake-up-gpio = <&gpio6 18 GPIO_ACTIVE_HIGH>;
 	reset-gpio = <&gpio3 13 GPIO_ACTIVE_LOW>;
 };