Remove extra newlines from the end of all coreboot files.

This removes the newlines from all files found by the new
int-015-final-newlines script.

Change-Id: I65b6d5b403fe3fa30b7ac11958cc0f9880704ed7
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/15975
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

src/include/wrdd.h

@@ -33,4 +33,3 @@
 uint16_t wifi_regulatory_domain(void);
 
 #endif /* _WRDD_H_ */
-