arm64: dts: imx8mp-venice-gw74xx: add ADC rail for VDD_1P0

The imx8mp-venice-gw74xx revB PCB added an ADC rail for
VDD_1P0. Add it to the GSC ADC rails.
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts

@@ -404,6 +404,12 @@ channel@9c {
 				label = "vdd_dram";
 			};
 
+			channel@9e {
+				gw,mode = <2>;
+				reg = <0x9e>;
+				label = "vdd_1p0";
+			};
+
 			channel@a2 {
 				gw,mode = <2>;
 				reg = <0xa2>;