Merge pull request #12002 from keszybz/man-headers

Man headers

diff --cc man/daemon.xml
Simple merge

diff --cc man/systemd-nspawn.xml
Simple merge

diff --cc man/systemd.exec.xml
index 35df21f71051552bf0e8285f07c6a52e0e8451a8,3f7b4735444c025f38602e2a66314ab6229bc227..0b522b43a558dd8be6fd164e3efbdea19f861674
--- 1/man/systemd.exec.xml
--- 2/man/systemd.exec.xml
+++ b/man/systemd.exec.xml
@@@ -1,12 -1,9 +1,9 @@@
  <?xml version='1.0'?>
- <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
+ <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
    "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
- 
- <!--
-   SPDX-License-Identifier: LGPL-2.1+
- -->
+ <!-- SPDX-License-Identifier: LGPL-2.1+ -->
  
 -<refentry id="systemd.exec">
 +<refentry id="systemd.exec" xmlns:xi="http://www.w3.org/2001/XInclude">
    <refentryinfo>
      <title>systemd.exec</title>
      <productname>systemd</productname>

diff --cc man/systemd.kill.xml
Simple merge

diff --cc man/systemd.network.xml
Simple merge