[libata] PATA drivers: remove ATA_FLAG_SRST

This flag only has meaning in old-EH drivers, and these drivers have
already been converted to the new EH.  Remove.

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c
index 2af7ff8..1a6c4db 100644
--- a/drivers/ata/pata_jmicron.c
+++ b/drivers/ata/pata_jmicron.c
@@ -193,7 +193,7 @@
 {
 	static const struct ata_port_info info = {
 		.sht		= &jmicron_sht,
-		.flags	= ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
+		.flags	= ATA_FLAG_SLAVE_POSS,
 
 		.pio_mask	= 0x1f,
 		.mwdma_mask	= 0x07,