Without this, do_package_write_rpm doesn't depend on rpm-native which
it really should since that is needed to build rpms.
[YOCTO #8047]
(From OE-Core rev: 3fab4f9920d004fe13fb01434d4c7f3b8bbd7895)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>