Add newlines at the end of all coreboot files

Change-Id: I7930d5cded290f2605d0c92a9c465a3f0c1291a2
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/15974
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
diff --git a/src/mainboard/siemens/mc_bdx1/Makefile.inc b/src/mainboard/siemens/mc_bdx1/Makefile.inc
index e7de261..1606476 100644
--- a/src/mainboard/siemens/mc_bdx1/Makefile.inc
+++ b/src/mainboard/siemens/mc_bdx1/Makefile.inc
@@ -13,4 +13,4 @@
 ## GNU General Public License for more details.
 ##
 
-ramstage-y += irqroute.c
\ No newline at end of file
+ramstage-y += irqroute.c