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/ax25-ae350.h b/include/configs/ax25-ae350.h
index d70f038..b566ecf 100644
--- a/include/configs/ax25-ae350.h
+++ b/include/configs/ax25-ae350.h
@@ -82,7 +82,7 @@
 	func(RAM, ram, na)
 #include <config_distro_bootcmd.h>
 
-#define CONFIG_EXTRA_ENV_SETTINGS	\
+#define CFG_EXTRA_ENV_SETTINGS	\
 				"kernel_addr_r=0x00080000\0" \
 				"pxefile_addr_r=0x01f00000\0" \
 				"scriptaddr=0x01f00000\0" \