pfla02: Migrate CONFIG_ENV_IS_IN_SPI_FLASH to defconfig

This board is setting CONFIG_ENV_IS_IN_SPI_FLASH in the header rather
than defconfig, fix.

Cc: Stefano Babic <sbabic@denx.de>
Signed-off-by: Tom Rini <trini@konsulko.com>

configs/pfla02_defconfig

@@ -42,6 +42,7 @@ CONFIG_MTDIDS_DEFAULT="nand0=gpmi-nand"
 CONFIG_MTDPARTS_DEFAULT="mtdparts=gpmi-nand:-(nand);spi2.0:1024k(bootloader),64k(env1),64k(env2),-(rescue)"
 CONFIG_CMD_UBI=y
 # CONFIG_SPL_PARTITION_UUIDS is not set
+CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_DM=y
 CONFIG_FSL_USDHC=y
 CONFIG_MTD=y

include/configs/pfla02.h

@@ -74,7 +74,6 @@
 #define CONFIG_SYS_FSL_USDHC_NUM	2
 
 /* Environment organization */
-#define CONFIG_ENV_IS_IN_SPI_FLASH
 #define CONFIG_ENV_SIZE                (16 * 1024)
 #define CONFIG_ENV_OFFSET		(1024 * SZ_1K)
 #define CONFIG_ENV_SECT_SIZE		(64 * SZ_1K)