Convert CONFIG_ENV_IS_IN_FLASH to Kconfig
This converts the following to Kconfig:
CONFIG_ENV_IS_IN_FLASH
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/sh7785lcr_32bit_defconfig b/configs/sh7785lcr_32bit_defconfig
index 8cb58e9..59e6067 100644
--- a/configs/sh7785lcr_32bit_defconfig
+++ b/configs/sh7785lcr_32bit_defconfig
@@ -1,6 +1,7 @@
CONFIG_SH=y
CONFIG_SH_32BIT=y
CONFIG_TARGET_SH7785LCR=y
+CONFIG_ENV_IS_IN_FLASH=y
CONFIG_BOOTDELAY=3
CONFIG_VERSION_VARIABLE=y
# CONFIG_CMD_BDI is not set