global: Migrate CONFIG_EXTRA_ENV_SETTINGS to CFG

Perform a simple rename of CONFIG_EXTRA_ENV_SETTINGS to CFG_EXTRA_ENV_SETTINGS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/etamin.h b/include/configs/etamin.h
index 57f619f..8d8e717 100644
--- a/include/configs/etamin.h
+++ b/include/configs/etamin.h
@@ -128,7 +128,7 @@
 	COMMON_ENV_NAND_CMDS
 
 /* Default env settings */
-#define CONFIG_EXTRA_ENV_SETTINGS \
+#define CFG_EXTRA_ENV_SETTINGS \
 	"hostname=etamin\0" \
 	"ubi_off=4096\0"\
 	"nand_img_size=0x400000\0" \