coldfire: fix CFI drivers activation with new macro

rename CFG_FLASH_CFI_DRIVER to CONFIG_FLASH_CFI_DRIVER

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/M5253DEMO.h b/include/configs/M5253DEMO.h
index b91d7d6..f2c2317 100644
--- a/include/configs/M5253DEMO.h
+++ b/include/configs/M5253DEMO.h
@@ -206,7 +206,7 @@
  * Amd/Atmel use 0x30 for sector erase, SST use 0x50.
  * 0x30 is block erase in SST
  */
-#	define CFG_FLASH_CFI_DRIVER	1
+#	define CONFIG_FLASH_CFI_DRIVER	1
 #	define CFG_FLASH_SIZE		0x800000
 #	define CFG_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
 #	define CONFIG_FLASH_CFI_LEGACY