doc: 修复文档中的小问题

Author: Mildclimate

docs/using-a-listview.md

@@ -52,7 +52,7 @@ const FlatListBasics = () => {
 export default FlatListBasics;
 ```
 
-If you want to render a set of data broken into logical sections, maybe with section headers, similar to `UITableView`s on iOS, then a [SectionList](sectionlist.md) is the way to go.
+If you want to render a set of data broken into logical sections, maybe with section headers, similar to `UITableView` on iOS, then a [SectionList](sectionlist.md) is the way to go.
 
 ```SnackPlayer name=SectionList%20Basics
 import React from 'react';