fix icon

Author: stonedDiscord

README.md

@@ -1,4 +1,4 @@
-# akashi <img src="https://github.com/AttorneyOnline/akashi/blob/master/resource/icon/256.png" width=30 height=30>
+# akashi <img src="https://github.com/AttorneyOnline/akashi/blob/master/data/icon/256.png" width=30 height=30>
 A C++ server for Attorney Online 2<br><br>
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