Probe/Read tested for SST29EE020A

http://www.flashrom.org/pipermail/flashrom/2010-February/002318.html
Thanks to Andre Robatino for reporting!

Corresponding to flashrom svn r974.

Signed-off-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
diff --git a/flashchips.c b/flashchips.c
index c69dd57..0f108c6 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -3796,7 +3796,7 @@
 		.total_size	= 256,
 		.page_size	= 128,
 		.feature_bits	= FEATURE_LONG_RESET,
-		.tested		= TEST_UNTESTED,
+		.tested		= TEST_OK_PR,
 		.probe		= probe_jedec,
 		.probe_timing	= 10,
 		.block_erasers	=