ARM: dts: am43xx: fix starting offset of NAND.filesystem MTD partition

MTD NAND partition for file-system should start at offset=0xA00000
Signed-off-by: NPekon Gupta <pekon@ti.com>
[tony@atomide.com: changed to lower case hex like we tend to use]
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am43x-epos-evm.dts

@@ -341,7 +341,7 @@
 		};
 		partition@9 {
 			label = "NAND.file-system";
-			reg = <0x00800000 0x1F600000>;
+			reg = <0x00a00000 0x1f600000>;
 		};
 	};
 };