arm64: dts: freescale: imx8qxp: Fix the keys node name

The proper name is 'keys', not 'scu-keys'.
Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8qxp.dtsi

@@ -230,7 +230,7 @@ ocotp: ocotp {
 			#size-cells = <1>;
 		};
 
-		scu_key: scu-key {
+		scu_key: keys {
 			compatible = "fsl,imx8qxp-sc-key", "fsl,imx-sc-key";
 			linux,keycodes = <KEY_POWER>;
 			status = "disabled";