docs: update upload

tangjinzhou · tangjinzhou · commit 10b91894f5dc · 2020-02-24T16:38:26.000+08:00
diff --git a/components/upload/demo/transform-file.md b/components/upload/demo/transform-file.md
@@ -12,7 +12,6 @@ Use `transformFile` for transform file before request such as add a watermark.
 <template>
 <div>
   <a-upload
-    listType="picture"
     action="https://www.mocky.io/v2/5cc8019d300000980a055e76"
     :transformFile="transformFile"
   >

Original file line number	Diff line number	Diff line change
@@ -12,7 +12,6 @@ Use `transformFile` for transform file before request such as add a watermark.
`12`	`12`	`<template>`
`13`	`13`	`<div>`
`14`	`14`	`<a-upload`
`15`		`- listType="picture"`
`16`	`15`	`action="https://www.mocky.io/v2/5cc8019d300000980a055e76"`
`17`	`16`	`:transformFile="transformFile"`
`18`	`17`	`>`