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/gazerbeam.h b/include/configs/gazerbeam.h
index 671b75e..855aaa1 100644
--- a/include/configs/gazerbeam.h
+++ b/include/configs/gazerbeam.h
@@ -55,7 +55,7 @@
  * Environment Configuration
  */
 
-#define CONFIG_EXTRA_ENV_SETTINGS					\
+#define CFG_EXTRA_ENV_SETTINGS					\
 	"netdev=eth0\0"							\
 	"consoledev=ttyS1\0"						\
 	"u-boot=u-boot.bin\0"						\