Fix reference to "system-shutdown" as being a binary.
<para>When these services are run they ensure that PID
1 is replaced by the
<para>When these services are run they ensure that PID
1 is replaced by the
- <filename>/usr/lib/systemd/system-shutdown</filename>
+ <filename>/usr/lib/systemd/systemd-shutdown</filename>
tool which is then responsible for the actual
shutdown. Before shutting down this binary will try to
unmount all remaining file systems, disable all
tool which is then responsible for the actual
shutdown. Before shutting down this binary will try to
unmount all remaining file systems, disable all