drivers/xgi: terminate file with newline

That's just how we roll.

Change-Id: I47ef62476703fdf2544d9cd77c30ae12452afeae
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/8514
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>

src/drivers/xgi/common/xgi_coreboot.c

@@ -444,4 +444,4 @@ struct xgifb_video_info *pci_get_drvdata(struct pci_dev *pdev) {
 
 void pci_set_drvdata(struct pci_dev *pdev, struct xgifb_video_info *data) {
 	xgifb_video_info_ptr = data;
-}
+}