ARM: dts: at91: sama5d2_ptc_ek: fix sdmmc0 node description

Remove non-removable and mmc-ddr-1_8v properties from the sdmmc0
node which come probably from an unchecked copy/paste.

Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>

Author: ldesroches

arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts

@@ -114,8 +114,6 @@
 			bus-width = <8>;
 			pinctrl-names = "default";
 			pinctrl-0 = <&pinctrl_sdmmc0_default>;
-			non-removable;
-			mmc-ddr-1_8v;
 			status = "okay";
 		};