Consolidate more jedec standard code

Corresponding to flashrom svn r15 and coreboot v2 svn r1457.
diff --git a/flash_on.c b/flash_on.c
index a43f1da..f1e8aca 100644
--- a/flash_on.c
+++ b/flash_on.c
@@ -73,5 +73,5 @@
 	outb(0x02, 0x2e);
 	outb(0x02, 0x2f);
 
-	return(0);
+	return (0);
 }