README.md in unicode-version-1.3.0 vs README.md in unicode-version-1.4.0

- old
+ new

@@ -34,6 +34,6 @@
 Unicode::Version.emoji_version 2.4 # => nil
 ```
 
 ## MIT License
 
-Copyright (C) 2020-2022 Jan Lelis <https://janlelis.com>. Released under the MIT license.
+Copyright (C) 2020-2023 Jan Lelis <https://janlelis.com>. Released under the MIT license.