MIT-LICENSE in rack-2.2.10 vs MIT-LICENSE in rack-3.0.0.beta1

@@ -1,7 +1,7 @@
 The MIT License (MIT)
 
-Copyright (C) 2007-2019 Leah Neukirchen <http://leahneukirchen.org/infopage.html>
+Copyright (C) 2007-2021 Leah Neukirchen <http://leahneukirchen.org/infopage.html>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to
 deal in the Software without restriction, including without limitation the
 rights to use, copy, modify, merge, publish, distribute, sublicense, and/or