global: Migrate CONFIG_STD_DEVICES_SETTINGS to CFG

Perform a simple rename of CONFIG_STD_DEVICES_SETTINGS to CFG_STD_DEVICES_SETTINGS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/cougarcanyon2.h b/include/configs/cougarcanyon2.h
index b64c7df..31639e4 100644
--- a/include/configs/cougarcanyon2.h
+++ b/include/configs/cougarcanyon2.h
@@ -8,7 +8,7 @@
 
 #include <configs/x86-common.h>
 
-#define CONFIG_STD_DEVICES_SETTINGS	"stdin=serial,i8042-kbd,usbkbd\0" \
+#define CFG_STD_DEVICES_SETTINGS	"stdin=serial,i8042-kbd,usbkbd\0" \
 					"stdout=serial,vga\0" \
 					"stderr=serial,vga\0"