ARM: dts: at91: sama5d2_ptc_ek: fix bootloader env offsets

The offsets for the bootloader environment and its redundant partition
were inverted. Fix the addresses to match our nand flash map available at:

http://www.at91.com/linux4sam/pub/Linux4SAM/SambaSubsections//demo_nandflash_map_lnx4sam5x.png

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>

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

@@ -91,13 +91,13 @@
 							reg = <0x40000 0xc0000>;
 						};
 
-						bootloaderenv@0x100000 {
+						bootloaderenvred@0x100000 {
-							label = "bootloader env";
+							label = "bootloader env redundant";
 							reg = <0x100000 0x40000>;
 						};
 
-						bootloaderenvred@0x140000 {
+						bootloaderenv@0x140000 {
-							label = "bootloader env redundant";
+							label = "bootloader env";
 							reg = <0x140000 0x40000>;
 						};