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/M5329EVB.h b/include/configs/M5329EVB.h
index a86a117..d74a636 100644
--- a/include/configs/M5329EVB.h
+++ b/include/configs/M5329EVB.h
@@ -22,7 +22,7 @@
 
 /* I2C */
 
-#define CONFIG_EXTRA_ENV_SETTINGS					\
+#define CFG_EXTRA_ENV_SETTINGS					\
 	"netdev=eth0\0"			\
 	"loadaddr=40010000\0"	\
 	"u-boot=u-boot.bin\0"	\