【OpenHarmony开源贡献者计划2022】update zh-cn/application-dev/media/image.md. 文档示例代码规范修改

文档示例代码规范修改
Signed-off-by: Nryzhuanga <ryzhuanga@isoftstone.com>

zh-cn/application-dev/media/image.md

@@ -267,7 +267,7 @@ imageSourceApi.getImageInfo(imageInfo => {
 })
 
 // 用于更新增量数据
-imageSourceIncrementalSApi.updateData(array, false, 0, 10,(error,data )=> {})
+imageSourceIncrementalSApi.updateData(array, false, 0, 10,(error, data)=> {})
 
 ```