ext4: trats: trats2: Modify dfu_alt_info's file names to have absolute path

After the clean up performed in the commit 1151b7ac10b81ecbb the DFU subsystem
requires absolute patch for correct operation.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
diff --git a/include/configs/trats.h b/include/configs/trats.h
index 90f1962..7db1db6 100644
--- a/include/configs/trats.h
+++ b/include/configs/trats.h
@@ -102,9 +102,9 @@
 
 #define CONFIG_DFU_ALT \
 	"u-boot raw 0x80 0x400;" \
-	"uImage ext4 0 2;" \
-	"modem.bin ext4 0 2;" \
-	"exynos4210-trats.dtb ext4 0 2;" \
+	"/uImage ext4 0 2;" \
+	"/modem.bin ext4 0 2;" \
+	"/exynos4210-trats.dtb ext4 0 2;" \
 	""PARTS_CSA" part 0 1;" \
 	""PARTS_BOOT" part 0 2;" \
 	""PARTS_QBOOT" part 0 3;" \