Upstream provides a pyproject.toml which declares the
setuptools.build_meta backend for PEP-517 packaging.
[YOCTO #14638]
(From OE-Core rev: 87aa5c9219b405db364508c09d0edd630c909969)
Signed-off-by: Tim Orling <tim.orling@konsulko.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>