man: update unit type count (#4339)

It seems that this count was not updated when snapshot units were
removed in #1841.

diff --git a/man/systemd.xml b/man/systemd.xml
index e30333e2096cef0c256dd6f5a947921d61236e42..7f24a874ed312d85e238390a85bb3bf849383a46 100644 (file)
--- a/man/systemd.xml
+++ b/man/systemd.xml
@@ -272,7 +272,7 @@
     <title>Concepts</title>
 
     <para>systemd provides a dependency system between various
-    entities called "units" of 12 different types. Units encapsulate
+    entities called "units" of 11 different types. Units encapsulate
     various objects that are relevant for system boot-up and
     maintenance. The majority of units are configured in unit
     configuration files, whose syntax and basic set of options is