fix typo (#1345)

sy-records · web-flow · commit 1dc754a08bac · 2020-08-21T10:42:31.000+08:00
diff --git a/README.md b/README.md
@@ -1,6 +1,6 @@
 <p align="center">
   <a href="https://docsify.js.org">
-    <img alt="docsify" src="https://github.com/docsifyjs/docsify/blob/develop/docs/_media/icon.svg">
+    <img alt="docsify" src="./docs/_media/icon.svg">
   </a>
 </p>
 
