u-boot-chip: fix md5sum
u-boot-chip: fix md5sum

The u-boot master and chip/stable branches have diverged such that the md5sums
of the License README files are now different. The latest master branch has
added a "SIL OPEN FONT LICENSE (OFL-1.1)" license.

diff:
	--- chip/stable-README	2016-04-10 02:05:30.783023170 -0400
	+++ upstream-README	2016-04-11 13:48:34.973027406 -0400
	@@ -67,4 +67,5 @@
	 IBM PIBS (PowerPC Initialization and		IBM-pibs			ibm-pibs.txt
		Boot Software) license
	 ISC License					ISC		Y		isc.txt			https://spdx.org/licenses/ISC
	+SIL OPEN FONT LICENSE (OFL-1.1)		OFL-1.1		Y		OFL.txt			https://spdx.org/licenses/OFL-1.1.html
	 X11 License					X11				x11.txt			https://spdx.org/licenses/X11.html

Signed-off-by: Trevor Woerner <8835777cd84fba3d7873eabbbe1f2de2d3f25b00@gmail.com>

texierp/meta-chip