SCRATCH remove more obsolete asset logic

logic/minecraft/AssetsUtils.h

@@ -33,7 +33,6 @@ struct AssetsIndex
 namespace AssetsUtils
 {
 bool loadAssetsIndexJson(QString file, AssetsIndex* index);
-int findLegacyAssets();
 /// Reconstruct a virtual assets folder for the given assets ID and return the folder
 QDir reconstructAssets(QString assetsId);
 }