fixed fa7c273d from https://gitee.com/luoying_ace_admin/docs/pulls/13111

update zh-cn/application-dev/quick-start/arkts-rendering-control.md.
Signed-off-by: Nluoying_ace <luoying19@huawei.com>

zh-cn/application-dev/quick-start/arkts-rendering-control.md

@@ -275,7 +275,7 @@ struct MyComponent {
 >
 >   ```ts
 >   LazyForEach(dataSource, 
->     item => Text(`${item.i}. item.data.label`)),
+>     item => Text(`${item.i}. item.data.label`),
 >     item => item.data.id.toString())
 >   ```