style/chore(eslint): enforce new rules (#8040)

* style: prefer object shorthand syntax
* refactor: prefer Array#map over Array#forEach
* style: prefer arrow callback
* chore(eslint): update rules
* style: auto fix by eslint

lib/routes/leetcode/utils.js

@@ -41,7 +41,7 @@ const ProcessFeed = (list) => {
         // 列表上提取到的信息
         const single = {
             title: $title.text(),
-            description: description,
+            description,
             link: itemUrl,
             guid: itemUrl,
             pubDate: Datenow,