configs: Re-sync with cmd/Kconfig

Update the config.h and defconfig files for the commands that 8e3c036
converted over to Kconfig

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/devkit8000_defconfig b/configs/devkit8000_defconfig
index 0e1cfc5..c8021c6 100644
--- a/configs/devkit8000_defconfig
+++ b/configs/devkit8000_defconfig
@@ -6,10 +6,14 @@
 # CONFIG_CMD_IMI is not set
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_FLASH is not set
+CONFIG_CMD_MMC=y
 CONFIG_CMD_I2C=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
+CONFIG_CMD_EXT2=y
+CONFIG_CMD_FAT=y
 CONFIG_SYS_NS16550=y
 CONFIG_OF_LIBFDT=y