Update README.md

Author: ABER1047

README.md

@@ -28,7 +28,7 @@
 
 #### - 게임 다운로드 
 
-[![](https://img.shields.io/github/downloads/ABER1047/Arena-of-woowakgood/alpha-2.0/Arena_of_Woowakgood.zip?color=2066ff&label=DOWNLOAD&style=for-the-badge)](https://github.com/ABER1047/Arena-of-woowakgood/releases/download/alpha-2.0/Arena_of_Woowakgood.zip)
+[![](https://img.shields.io/github/downloads/ABER1047/Arena-of-woowakgood/alpha-2.1/Arena_of_Woowakgood.zip?color=2066ff&label=DOWNLOAD&style=for-the-badge)](https://github.com/ABER1047/Arena-of-woowakgood/releases/download/alpha-2.1/Arena_of_Woowakgood.zip)
 
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