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/vexpress_common.h b/include/configs/vexpress_common.h
index e8b6acf..705a941 100644
--- a/include/configs/vexpress_common.h
+++ b/include/configs/vexpress_common.h
@@ -145,7 +145,7 @@
         func(DHCP, dhcp, na)
 #include <config_distro_bootcmd.h>
 
-#define CONFIG_EXTRA_ENV_SETTINGS \
+#define CFG_EXTRA_ENV_SETTINGS \
                 "kernel_addr_r=0x60100000\0" \
                 "fdt_addr_r=0x60000000\0" \
                 "bootargs=console=tty0 console=ttyAMA0,38400n8\0" \