chore: 更新测试用例

Author: heiazu

__test__/index.spec.mjs.md

@@ -92,7 +92,7 @@ Generated by [AVA](https://avajs.dev).
 
 > Snapshot 1
 
-    '{"fonts":[],"keyframes":[],"medias":[],"styles":[{"declarations":[[43,{"src":""}],[45,{"height":"auto","width":"auto"}],[83,"0%"],[84,"0%"],[46,3],[42,4294901760]],"media":0,"selector":["item"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"0%"],[84,"0%"],[46,3],[42,4294901760]],"media":0,"selector":["item2"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"0%"],[84,"0%"],[46,0]],"media":0,"selector":["item3"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"50%"],[84,"50%"],[46,0]],"media":0,"selector":["item4"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"100%"],[84,"0%"],[46,0]],"media":0,"selector":["item5"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":200,"width":100}],[83,"50%"],[84,"50%"],[46,0]],"media":0,"selector":["item6"]}]}'
+    '{"fonts":[],"keyframes":[],"medias":[],"styles":[{"declarations":[[43,{"src":""}],[45,{"height":"auto","width":"auto"}],[83,"0%"],[84,"0%"],[46,3],[42,4294901760]],"media":0,"selector":["item"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"0%"],[84,"0%"],[46,3],[42,4294901760]],"media":0,"selector":["item2"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"0%"],[84,"0%"],[46,3]],"media":0,"selector":["item2"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"0%"],[84,"0%"],[46,0]],"media":0,"selector":["item3"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"50%"],[84,"50%"],[46,0]],"media":0,"selector":["item4"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":"auto","width":"auto"}],[83,"100%"],[84,"0%"],[46,0]],"media":0,"selector":["item5"]},{"declarations":[[43,{"src":"https://www.baidu.com"}],[45,{"height":200,"width":100}],[83,"50%"],[84,"50%"],[46,0]],"media":0,"selector":["item6"]}]}'
 
 ## Harmony attrbute test background-image