mpc85xx: fix dtc warning

States to remove the linux prefix

Signed-off-by: Rosen Penev <[email protected]>

target/linux/mpc85xx/files/arch/powerpc/boot/dts/br200-wp.dts

@@ -326,7 +326,7 @@
 
 / {
 	chosen {
-		linux,stdout-path = "/soc@ffe00000/serial@4500";
+		stdout-path = "/soc@ffe00000/serial@4500";
 	};
 
 	cpus {

target/linux/mpc85xx/files/arch/powerpc/boot/dts/ws-ap3825i.dts

@@ -20,7 +20,7 @@
 
 	chosen {
 		bootargs-override = "console=ttyS0,115200";
-		linux,stdout-path = &serial0;
+		stdout-path = &serial0;
 	};
 
 	memory {