ARM: dts: rockchip: Remove invalid regulator-property from rk3288-veyron

The 'regulator-suspend-mem-disabled' property is not documented nor used
anywhere.

Remove this invalid property.

This fixes the following dt-schema warning:

('regulator-suspend-mem-disabled' was unexpected)

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://patch.msgid.link/20260226144842.2727107-1-festevam@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

Author: fabioestevam

arch/arm/boot/dts/rockchip/rk3288-veyron-brain.dts

@@ -91,14 +91,12 @@
 			regulator-min-microvolt = <1000000>;
 			regulator-max-microvolt = <1000000>;
 			regulator-name = "vdd10_lcd";
-			regulator-suspend-mem-disabled;
 		};
 
 		vcc18_hdmi: SWITCH_REG2 {
 			regulator-always-on;
 			regulator-boot-on;
 			regulator-name = "vcc18_hdmi";
-			regulator-suspend-mem-disabled;
 		};
 	};
 };

arch/arm/boot/dts/rockchip/rk3288-veyron-mickey.dts

@@ -246,7 +246,6 @@
 			regulator-min-microvolt = <1000000>;
 			regulator-max-microvolt = <1000000>;
 			regulator-name = "vdd10_lcd";
-			regulator-suspend-mem-disabled;
 		};
 
 		vcc18_lcd: LDO_REG8 {
@@ -255,7 +254,6 @@
 			regulator-min-microvolt = <1800000>;
 			regulator-max-microvolt = <1800000>;
 			regulator-name = "vcc18_lcd";
-			regulator-suspend-mem-disabled;
 		};
 	};
 };