mx53loco: Configure CONFIG_BOOTDELAY to one second

One second is enough time for users to react in case they want to stop the
booting process.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>

include/configs/mx53loco.h

@@ -108,7 +108,7 @@
 
 #undef CONFIG_CMD_IMLS
 
-#define CONFIG_BOOTDELAY	3
+#define CONFIG_BOOTDELAY	1
 
 #define CONFIG_ETHPRIME		"FEC0"