fix: 暴露图片预览

package.json

 {
   "name": "panda-xform",
-  "version": "4.4.8",
-  "description": "4.4.8 暴露文件预览组件",
+  "version": "4.4.9",
+  "description": "4.4.9 暴露图片预览",
   "keywords": [
     "panda-xform"
   ],

src/index.js

 import FormRender from './core/FormRender'
 import FormDesigner from './core/FormDesigner'
 import Account from './core/Account'
-import ReactFileViewer from 'react-file-viewer'
+import FileView from './core/Account/components/TablePack/components/FileView'
 import { getFieldInfo } from './utils'
 
 export {
   FormRender,
   FormDesigner,
   Account,
-  ReactFileViewer,
+  FileView,
   getFieldInfo,
 }
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