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/apple.h b/include/configs/apple.h
index b06660a..fe7d11b 100644
--- a/include/configs/apple.h
+++ b/include/configs/apple.h
@@ -27,7 +27,7 @@
 
 #include <config_distro_bootcmd.h>
 
-#define CONFIG_EXTRA_ENV_SETTINGS \
+#define CFG_EXTRA_ENV_SETTINGS \
 	ENV_DEVICE_SETTINGS \
 	BOOTENV