File connman-group.conf of Package cmst

<!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
 "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
<busconfig>
    <policy group="systemd-network">
        <allow send_destination="net.connman"/>
    </policy>
</busconfig>