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/wtk_defconfig b/configs/wtk_defconfig
index 8c163fb..9341087 100644
--- a/configs/wtk_defconfig
+++ b/configs/wtk_defconfig
@@ -4,7 +4,9 @@
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_SYS_EXTRA_OPTIONS="LCD,SHARP_LQ065T9DR51U"
 CONFIG_HUSH_PARSER=y
+CONFIG_CMD_ASKENV=y
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_SNTP=y
+CONFIG_CMD_EXT2=y
 CONFIG_OF_LIBFDT=y