Instead of always disabling manpages for systemd, we use PACKAGECONFIG
for 'manpages' so that the manpages for systemd could be built out correctly.
(From OE-Core rev: 9abb72664b27cf5fbde50283b2a877ce546c3d43)
Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>