licensing: add missing header to one .network file

keszybz · keszybz · commit 098621aff34d · 2021-10-01T14:45:00.000+02:00
It should have the full header because it will be installed onto
user systems like the other .network files.
diff --git a/network/80-wifi-adhoc.network b/network/80-wifi-adhoc.network
@@ -1,3 +1,12 @@
+#  SPDX-License-Identifier: LGPL-2.1-or-later
+#
+#  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.
+
 [Match]
 Type=wlan
 WLANInterfaceType=ad-hoc
