Update README.md

dabeng · web-flow · commit 433b05d291ce · 2023-12-16T20:29:37.000+08:00
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-![OrgChart](http://dabeng.github.io/OrgChart/img/heading.svg)
+![OrgChart](http://dabeng.github.io/OrgChart/img/heading.png)
 
 # [简体文档](https://github.com/dabeng/OrgChart/blob/master/README.zh-cn.md), [繁體文档](https://github.com/dabeng/OrgChart/blob/master/README.zh-tw.md)
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-![OrgChart](http://dabeng.github.io/OrgChart/img/heading.svg)`
	`1`	`+![OrgChart](http://dabeng.github.io/OrgChart/img/heading.png)`
`2`	`2`
`3`	`3`	`# [简体文档](https://github.com/dabeng/OrgChart/blob/master/README.zh-cn.md), [繁體文档](https://github.com/dabeng/OrgChart/blob/master/README.zh-tw.md)`
`4`	`4`