configs: ge: use non-persistent environment

Disable the unused persistent environment.
Signed-off-by: NIan Ray <ian.ray@ge.com>
Signed-off-by: NSebastian Reichel <sebastian.reichel@collabora.com>

configs/ge_bx50v3_defconfig

@@ -44,7 +44,6 @@ CONFIG_OF_LIST="imx6q-bx50v3 imx6q-b850v3 imx6q-b650v3 imx6q-b450v3"
 CONFIG_DTB_RESELECT=y
 CONFIG_MULTI_DTB_FIT=y
 CONFIG_ENV_OVERWRITE=y
-CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_DM=y
 CONFIG_BOUNCE_BUFFER=y
@@ -103,3 +102,4 @@ CONFIG_WATCHDOG_TIMEOUT_MSECS=8000
 CONFIG_IMX_WATCHDOG=y
 CONFIG_BCH=y
 # CONFIG_EFI_LOADER is not set
+CONFIG_ENV_IS_NOWHERE=y

configs/mx53ppd_defconfig

@@ -38,7 +38,6 @@ CONFIG_CMD_FAT=y
 CONFIG_CMD_FS_GENERIC=y
 CONFIG_OF_CONTROL=y
 CONFIG_ENV_OVERWRITE=y
-CONFIG_ENV_IS_IN_MMC=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_DM=y
 CONFIG_BOOTCOUNT_LIMIT=y
@@ -79,3 +78,4 @@ CONFIG_VIDEO_IPUV3=y
 CONFIG_WATCHDOG_TIMEOUT_MSECS=8000
 CONFIG_IMX_WATCHDOG=y
 CONFIG_BCH=y
+CONFIG_ENV_IS_NOWHERE=y