fix: 龙腾网无内容 (#2054)

lib/routes/ltaaa/_article.js

@@ -1,6 +1,5 @@
 const axios = require('../../utils/axios'); // get web content
 const cheerio = require('cheerio'); // html parser
-const iconv = require('iconv-lite');
 
 const domain = 'http://www.ltaaa.com';
 
@@ -15,7 +14,7 @@ module.exports = async function get_article(url) {
         responseType: 'arraybuffer',
     });
     const data = response.data;
-    const $ = cheerio.load(iconv.decode(data, 'CP936'));
+    const $ = cheerio.load(data);
 
     const title = $('div.post-title > strong').text();
     const author = $('div.post-param > a').text();