These are only needed if cross-compiling clang, and if someone is
cross-compiling clang in a SDK they should build their own binaries as
these ones might not match the version of clang they're building.
(From OE-Core rev: c79837a11ccf0f3e5a8ccab4ffb379cdefe482e8)
Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>