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/ls1021aiot.h b/include/configs/ls1021aiot.h
index 0e3ff3c..8b5fba5 100644
--- a/include/configs/ls1021aiot.h
+++ b/include/configs/ls1021aiot.h
@@ -72,7 +72,7 @@
 
 #define HWCONFIG_BUFFER_SIZE		256
 
-#define CONFIG_EXTRA_ENV_SETTINGS	\
+#define CFG_EXTRA_ENV_SETTINGS	\
 	"bootargs=root=/dev/ram0 rw console=ttyS0,115200\0" \
 "initrd_high=0xffffffff\0"