Upstream added aarch64 support but forgot to update 'make dist' leading to missing files in the tarball.
(From OE-Core rev: a40309f284805e8cda024f7299a676cfdf8f97a5)
Signed-off-by: Koen Kooi <koen.kooi@linaro.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>