docs: update LICENSE to MIT with commercial restriction

Author: InzGIBA

LICENSE

@@ -1,4 +1,6 @@
-Copyright (c) 2026 whoisyurii yuriimashchuk@gmail.com
+MIT License
+
+Based on CheckMyGit by whoisyurii (https://github.com/whoisyurii/checkmygit)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -7,13 +9,13 @@ 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:
 
-1. The above copyright notice and this permission notice shall be included in all
-   copies or substantial portions of the Software.
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
 
-2. COMMERCIAL RESTRICTION: The commercial selling of this Software in its original
-   or near-original form is strictly prohibited. Significant modifications and
-   substantial additions must be made to the Software before it can be sold
-   commercially.
+COMMERCIAL RESTRICTION: The commercial selling of this Software in its original
+or near-original form is strictly prohibited. Significant modifications and
+substantial additions must be made to the Software before it can be sold
+commercially.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,