[libata] bump versions

Bump versions based on changes submitted during 2.6.21 merge window.

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/pata_pdc2027x.c b/drivers/ata/pata_pdc2027x.c
index 6153787..93bcdad 100644
--- a/drivers/ata/pata_pdc2027x.c
+++ b/drivers/ata/pata_pdc2027x.c
@@ -35,7 +35,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME	"pata_pdc2027x"
-#define DRV_VERSION	"0.74-ac5"
+#define DRV_VERSION	"0.8"
 #undef PDC_DEBUG
 
 #ifdef PDC_DEBUG