Bluetooth: ath3k: Fixed a blank line after declaration issue

Fixed a coding style issue. Added a blank link after declaration.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index fa893c3..ebd641b 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -497,6 +497,7 @@
 	/* match device ID in ath3k blacklist table */
 	if (!id->driver_info) {
 		const struct usb_device_id *match;
+
 		match = usb_match_id(intf, ath3k_blist_tbl);
 		if (match)
 			id = match;