[coreboot] Patch merged into coreboot/master: b53a73e libpayload: Make the source for lzma decompression const

the following patch was just integrated into master:
commit b53a73ef7726ccbaea73cb560b6f72cdb166eb50
Author: Gabe Black 
Date:   Mon Feb 11 20:43:45 2013 -0800

libpayload: Make the source for lzma decompression const

Change-Id: I9a16331dedc97f17af94bf2cf535a9c93d1729a0
    Signed-off-by: Gabe Black 
    Reviewed-on: http://review.coreboot.org/2667
    Tested-by: build bot (Jenkins)
    Reviewed-by: Marc Jones 
    Reviewed-by: Patrick Georgi

Reviewed-By: Patrick Georgi  at Wed Mar 13 18:16:35 2013, giving +2
See http://review.coreboot.org/2667 for details.

-gerrit