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/M5282EVB.h b/include/configs/M5282EVB.h
index 7cfe7a2..31699a4 100644
--- a/include/configs/M5282EVB.h
+++ b/include/configs/M5282EVB.h
@@ -27,7 +27,7 @@
 	. = DEFINED(env_offset) ? env_offset : .; \
 	env/embedded.o(.text*);
 
-#define CONFIG_EXTRA_ENV_SETTINGS		\
+#define CFG_EXTRA_ENV_SETTINGS		\
 	"netdev=eth0\0"				\
 	"loadaddr=10000\0"			\
 	"u-boot=u-boot.bin\0"			\