NAND: Fix warning Please define CONFIG_SYS_64BIT_VSPRINTF...

Commit 8d2effea added a warning for configurations that use NAND
without defining the (then necessary) CONFIG_SYS_64BIT_VSPRINTF but
failed to fix the affected boards.

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/include/configs/TQM8272.h b/include/configs/TQM8272.h
index 9cac696..6c462af 100644
--- a/include/configs/TQM8272.h
+++ b/include/configs/TQM8272.h
@@ -439,6 +439,8 @@
 	WRITE_NAND(d, addr); \
 } while(0)
 
+#define CONFIG_SYS_64BIT_VSPRINTF	/* needed for nand_util.c */
+
 #endif /* CONFIG_CMD_NAND */
 
 #define	CONFIG_PCI