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/dlvision-10g_defconfig b/configs/dlvision-10g_defconfig
index 5565bb8..1ebfd23 100644
--- a/configs/dlvision-10g_defconfig
+++ b/configs/dlvision-10g_defconfig
@@ -8,9 +8,12 @@
 CONFIG_AUTOBOOT_KEYED=y
 CONFIG_AUTOBOOT_STOP_STR=" "
 # CONFIG_CMD_ELF is not set
+CONFIG_CMD_ASKENV=y
+CONFIG_CMD_GREPENV=y
 CONFIG_LOOPW=y
 CONFIG_CMD_I2C=y
 # CONFIG_CMD_NFS is not set
+CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_SYS_NS16550=y
 CONFIG_OF_LIBFDT=y