Beautify flash chip ID verbose printout a little, always use %02x

Corresponding to flashrom svn r390 and coreboot v2 svn r3895.

Signed-off-by: Peter Stuge <peter@stuge.se>
Acked-by: Peter Stuge <peter@stuge.se>
diff --git a/sst49lfxxxc.c b/sst49lfxxxc.c
index b6693ef..2c9a87b 100644
--- a/sst49lfxxxc.c
+++ b/sst49lfxxxc.c
@@ -135,7 +135,7 @@
 
 	*bios = RESET;
 
-	printf_debug("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2);
+	printf_debug("%s: id1 0x%02x, id2 0x%02x\n", __FUNCTION__, id1, id2);
 
 	if (!(id1 == flash->manufacture_id && id2 == flash->model_id))
 		return 0;