fix: webpack build error

dev/webpack/webpack.prod.js

@@ -4,7 +4,7 @@ const fs = require('fs-extra')
 const yargs = require('yargs').argv
 const _ = require('lodash')
 
-const CleanWebpackPlugin = require('clean-webpack-plugin')
+const { CleanWebpackPlugin } = require('clean-webpack-plugin')
 const CopyWebpackPlugin = require('copy-webpack-plugin')
 const HtmlWebpackPlugin = require('html-webpack-plugin')
 const HtmlWebpackPugPlugin = require('html-webpack-pug-plugin')