Update copyright to 2025 (#3597)

Author: imnasnainaec

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2019-2024 SIL Global
+Copyright (c) 2019-2025 SIL Global
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

docs/user_guide/mkdocs.yml

@@ -22,7 +22,7 @@ use_directory_urls: false
 repo_url: https://github.com/sillsdev/TheCombine
 edit_uri: edit/master/docs/user_guide/docs/
 repo_name: sillsdev/TheCombine
-copyright: © 2019-2024 SIL Global
+copyright: © 2019-2025 SIL Global
 plugins:
   - i18n:
       docs_structure: suffix