Move openbmc-systemd.md under architecture/

This document fits the best here.
Considered development/ for this document.

Change-Id: I5143ed89f9785d9eeb6c9fe98bd83563c6966700
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/openbmc-systemd.md b/architecture/openbmc-systemd.md
similarity index 100%
rename from openbmc-systemd.md
rename to architecture/openbmc-systemd.md
diff --git a/code-update/flash-layout.md b/code-update/flash-layout.md
index 8cb35b6..23d65fd 100644
--- a/code-update/flash-layout.md
+++ b/code-update/flash-layout.md
@@ -126,7 +126,7 @@
 update for these environments is not supported.
 
 [Das U-Boot]: https://www.denx.de/wiki/U-Boot
-[systemd]: https://github.com/openbmc/docs/blob/master/openbmc-systemd.md
+[systemd]: https://github.com/openbmc/docs/blob/master/architecture/openbmc-systemd.md
 [systemd File Hierarchy Requirements]: https://www.freedesktop.org/wiki/Software/systemd/FileHierarchy/
 [FHS]: https://refspecs.linuxfoundation.org/fhs.shtml
 [obmc-phosphor-initfs]: https://github.com/openbmc/openbmc/blob/master/meta-phosphor/recipes-phosphor/initrdscripts/obmc-phosphor-initfs.bb
diff --git a/designs/target-fail-monitoring.md b/designs/target-fail-monitoring.md
index d73de9e..786baef 100644
--- a/designs/target-fail-monitoring.md
+++ b/designs/target-fail-monitoring.md
@@ -136,6 +136,6 @@
 for each of the reasons defined within this design and the error generated for
 each scenario should be verified.
 
-[1]: https://github.com/openbmc/docs/blob/master/openbmc-systemd.md
+[1]: https://github.com/openbmc/docs/blob/master/architecture/openbmc-systemd.md
 [2]: https://github.com/openbmc/phosphor-state-manager
 [3]: https://www.freedesktop.org/wiki/Software/systemd/dbus/