fix: remove useless comment

Author: azl397985856

problems/90.subsets-ii.md

@@ -55,40 +55,6 @@ Output:
 JavaScript Code：
 
 ```js
-/*
- * @lc app=leetcode id=90 lang=javascript
- *
- * [90] Subsets II
- *
- * https://leetcode.com/problems/subsets-ii/description/
- *
- * algorithms
- * Medium (41.53%)
- * Total Accepted:    197.1K
- * Total Submissions: 469.1K
- * Testcase Example:  '[1,2,2]'
- *
- * Given a collection of integers that might contain duplicates, nums, return
- * all possible subsets (the power set).
- *
- * Note: The solution set must not contain duplicate subsets.
- *
- * Example:
- *
- *
- * Input: [1,2,2]
- * Output:
- * [
- * ⁠ [2],
- * ⁠ [1],
- * ⁠ [1,2,2],
- * ⁠ [2,2],
- * ⁠ [1,2],
- * ⁠ []
- * ]
- *
- *
- */
 function backtrack(list, tempList, nums, start) {
   list.push([...tempList]);
   for (let i = start; i < nums.length; i++) {