docs(readme): Update license badge [skip ci] (#4929)

Author: chawyehsu

CHANGELOG.md

@@ -5,6 +5,10 @@
 - **bucket:** Don't check remote URL of non-git buckets ([#4923](https://github.com/ScoopInstaller/Scoop/issues/4923))
 - **bucket:** Don't write message OK before bucket is cloned ([#4925](https://github.com/ScoopInstaller/Scoop/issues/4925))
 
+### Documentation
+
+- **readme:** Update license badge ([#4929](https://github.com/ScoopInstaller/Scoop/issues/4929))
+
 ## [v0.2.0](https://github.com/ScoopInstaller/Scoop/compare/v0.1.0...v0.2.0) - 2022-05-10
 
 ### Features

README.md

@@ -27,8 +27,8 @@
     <a href="https://gitter.im/lukesampson/scoop">
         <img src="https://badges.gitter.im/lukesampson/scoop.png" alt="Gitter Chat" />
     </a>
-    <a href="https://github.com/ScoopInstaller/Scoop/blob/master/LICENSE">
-        <img src="https://img.shields.io/github/license/ScoopInstaller/Scoop.svg" alt="License" />
+    <a href="./LICENSE">
+        <img src="https://img.shields.io/badge/license-UNLICENSE%20or%20MIT-blue" alt="License" />
     </a>
 </p>