The install hook needs to be a data hook not an exec hook (because automake),
the explicit dependency upstream added to fix the ordering results in
install-helpersPROGRAMS executing twice and potentially racing.
(From OE-Core rev: 0fde7c96bd81f16a70ad7193a91c3c2021c4aca4)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>