Mark MX25L4005 tested for erase

Corresponding to flashrom svn r1304.
Signed-off-by: Raúl Soriano <GatoLoko@gmail.com>
Acked-by: Idwer Vollering <vidwer@gmail.com>

flashchips.c

@@ -3757,7 +3757,7 @@ const struct flashchip flashchips[] = {
 		.total_size	= 512,
 		.page_size	= 256,
 		.feature_bits	= FEATURE_WRSR_WREN,
-		.tested		= TEST_OK_PR,
+		.tested		= TEST_OK_PRE,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
 		.block_erasers	=