chore: update license from GPL-3.0-or-later to GPL-3.0

Author: dermatz

CONTRIBUTING.md

@@ -24,7 +24,7 @@ We appreciate your interest in contributing to MageForge! Please follow the guid
 ## Licensing
 
 - **License Information**: Review the [LICENSE](./LICENSE) file for detailed licensing information.
-- **Contribution License**: By contributing, you agree that your work will be licensed under the GPL-3.0-or-later license.
+- **Contribution License**: By contributing, you agree that your work will be licensed under the GPL-3.0 license.
 
 ---
 

LICENSE

@@ -2,8 +2,7 @@ Copyright (C) 2024-2026 OpenForgeProject
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
+the Free Software Foundation, version 3 of the License.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of

composer.json

@@ -1,7 +1,7 @@
 {
   "name": "openforgeproject/mageforge",
   "description": "Magento 2 module for frontend wizardry~",
-  "license": "GPL-3.0-or-later",
+  "license": "GPL-3.0",
   "type": "magento2-module",
   "autoload": {
     "files": [