net: hns3: converting spaces into tabs to avoid checkpatch.pl warning

Spaces were mistakenly used instead of tabs in some of the code related
to reset functionality, which caused checkpatch.pl errors. These were
missed earlier so fixing them now.
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/hisilicon/hns3/hns3_enet.c

@@ -3318,8 +3318,8 @@ static int hns3_reset_notify(struct hnae3_handle *handle,
 
 	switch (type) {
 	case HNAE3_UP_CLIENT:
-                ret = hns3_reset_notify_up_enet(handle);
-                break;
+		ret = hns3_reset_notify_up_enet(handle);
+		break;
 	case HNAE3_DOWN_CLIENT:
 		ret = hns3_reset_notify_down_enet(handle);
 		break;