Badge change

Author: Leeous

README.md

@@ -3,7 +3,7 @@
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-[![](https://img.shields.io/badge/Donate-%243-orange)](https://www.buymeacoffee.com/Leeous)
+[![](https://img.shields.io/badge/Donate-%243-orange?style=flat-square)](https://www.buymeacoffee.com/Leeous)
 
 A light-weight application that allows you to create/update/extract Garry's Mod addons very easily.