fix license badge

Author: make-github-pseudonymous-again

README.md

@@ -11,7 +11,7 @@ Parent is
 for ( let value of list ) ... ;
 ```
 
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+[![License](https://img.shields.io/github/license/aureooms/js-dll.svg?style=flat)](https://raw.githubusercontent.com/aureooms/js-dll/master/LICENSE)
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