Update copyright year

ip2location · ip2location · commit 648e1ed5b978 · 2024-01-03T14:42:00.000+08:00
diff --git a/LICENSE.TXT b/LICENSE.TXT
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023 IP2Location.com
+Copyright (c) 2023 - 2024 IP2Location.com
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
@@ -73,6 +73,6 @@ Below are the list of other framework library that you can install and use right
 
 ## COPYRIGHT AND LICENSE
 
-Copyright (C) 2005-2023 by IP2Location.com
+Copyright (C) 2005-2024 by IP2Location.com
 
 License under MIT
