message: style: remove unused line
diff: @@ -246,7 +246,6 @@ export namespace Installer {
  }
  const { objects } = JSON.parse(await vfs.readFile(jsonPath).then((b) => b.toString())) as AssetIndex;
  await vfs.ensureDir(folder.getPath("assets", "objects"));
  - const assetsHost = option.assetsHost || Installer.DEFAULT_RESOURCE_ROOT_URL;
  const objectArray = Object.keys(objects).map((k) => ({ name: k, ...objects[k] }));
  const totalSize = objectArray.reduce((p, v) => p + v.size, 0);
  