Update: [License.txt] Copyright の年を更新

tsukumijima · tsukumijima · commit 13db7ed0e77d · 2025-11-12T04:10:28.000+09:00
今更すぎる… (来年でもう5年目になるのか)
diff --git a/License.txt b/License.txt
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2021-2024 tsukumi
+Copyright (c) 2021-2025 tsukumi
 
 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 sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 
