License checksum changed because of date change like below
-libpng versions 1.2.6, August 15, 2004, through 1.6.13, August 21, 2014, are
+libpng versions 1.2.6, August 15, 2004, through 1.6.16, December 22, 2014, are
Change-Id: I7a2a950ef06c0bd8950a65b273bde5c214e6d3c7
(From OE-Core rev: 929ccf90d9cbf6a10a263b59e5f02b0542d73899)
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>