units: remove unused busnames.target

I found zero references to busnames.target, using git grep "busnames".
(And we do not install using a wildcard units/*.*.  There is no
busnames.target installed on my Fedora 28 system).

diff --git a/units/busnames.target b/units/busnames.target
deleted file mode 100644 (file)
index 9e2d7c3..0000000
--- a/units/busnames.target
+++ /dev/null
@@ -1,12 +0,0 @@
-#  SPDX-License-Identifier: LGPL-2.1+
-#
-#  This file is part of systemd.
-#
-#  systemd is free software; you can redistribute it and/or modify it
-#  under the terms of the GNU Lesser General Public License as published by
-#  the Free Software Foundation; either version 2.1 of the License, or
-#  (at your option) any later version.
-
-[Unit]
-Description=Bus Names
-Documentation=man:systemd.special(7)