[libata] trim trailing whitespace

Most of these contributed by that mysterious figger known as A.C.

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c
index d50264a..aaf6787 100644
--- a/drivers/ata/pata_jmicron.c
+++ b/drivers/ata/pata_jmicron.c
@@ -221,7 +221,7 @@
 static int jmicron_reinit_one(struct pci_dev *pdev)
 {
 	u32 reg;
-	
+
 	switch(pdev->device) {
 		case PCI_DEVICE_ID_JMICRON_JMB368:
 			break;