License updated for new year

mickey-gs · marijnh · commit 9899904395d6 · 2022-01-24T17:25:09.000+01:00
Just happened to notice that the copyright year needed to be updated when I was taking a look at the license.
diff --git a/acorn/LICENSE b/acorn/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (C) 2012-2020 by various contributors (see AUTHORS)
+Copyright (C) 2012-2022 by various contributors (see AUTHORS)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
