libpayload: remove trailing whitespace and run dos2unix

Change-Id: Iffed3602456f5306711c65f06c873c58d4086e11
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/363
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>

payloads/libpayload/include/lzma.h

@@ -32,7 +32,7 @@
 
 /* decompresses the data stream at src to dst, determining its length from
  * the data stream itself.
- * 
+ *
  * returns the decompressed size, or 0 on error
  */
 unsigned long ulzma(unsigned char *src, unsigned char *dst);