Fix typo

Corresponding to flashrom svn r539.
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>

flashchips.c

@@ -955,7 +955,7 @@ struct flashchip flashchips[] = {
 		.model_id	= MX_29F002T,
 		.total_size	= 256,
 		.page_size	= 64 * 1024,
-		.tested		= TEST_PREW,
+		.tested		= TEST_OK_PREW,
 		.probe		= probe_29f002,
 		.erase		= erase_29f002,
 		.write		= write_29f002,