Similarly to systemd, only enable the recipe in builds where
sysvinit is configured in DISTRO_FEATURES. This allows the new
cleanup mechanism to handle it correctly in existing builds.
(From OE-Core rev: 7f85e74d5c53b34e5f470967fdbdbd19fed1929a)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>