The patch to fix the mkimage path length error has landed in
U-Boot upstream.
Update the Upstream-Status accordingly.
(From OE-Core rev: 9e4e728a03f69d0f42d22820926e056f2db09c21)
Signed-off-by: Fabio Estevam <festevam@denx.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>