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/drivers/spi/Kconfig

@@ -136,4 +136,3 @@ endif # SPI_FLASH
 
 config HAVE_SPI_CONSOLE_SUPPORT
 	def_bool n
-

src/drivers/spi/spiconsole.c

@@ -64,4 +64,3 @@ void spiconsole_tx_byte(unsigned char c) {
 
 	return;
 }
-