uagen: Bump copyright

diff --git a/tools/uagen.pl b/tools/uagen.pl
index 2161e99..61e90f6 100755 (executable)
--- a/tools/uagen.pl
+++ b/tools/uagen.pl
@@ -17,7 +17,7 @@
 # Mozilla/5.0 (X11; ElectroBSD amd64; rv:78.0) Gecko/20100101 Firefox/78.0
 # Mozilla/5.0 (X11; FreeBSD i386; rv:78.0) Gecko/20100101 Firefox/78.0
 #
-# Copyright (c) 2006-2020 Fabian Keil <fk@fabiankeil.de>
+# Copyright (c) 2006-2021 Fabian Keil <fk@fabiankeil.de>
 #
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above