move antd.less to antd entry

packages/form-render/src/antd.js

@@ -11,7 +11,7 @@ import {
   mapping as defaultMapping,
   widgets as defaultWidgets,
 } from './widgets/antd';
-// import 'antd/dist/antd.css';
+import 'antd/dist/antd.less';
 
 const AntdForm = (
   { mapping = {}, widgets = {}, configProvider = {}, ...rest },

packages/form-render/src/index.js

@@ -15,7 +15,6 @@ import { getValidateList } from './base/validate';
 import fetcher from './HOC/fetcher';
 import './atom.less';
 import './index.less';
-import 'antd/dist/antd.less';
 
 function RenderField({ fields, onChange, ...settings }) {
   const { Field, props } = parse(settings, fields);