update npm dependencies

idp/ui_config/webpack.config.js

@@ -12,7 +12,7 @@ const TerserPlugin = require('terser-webpack-plugin');
 const MiniCssExtractPlugin = require('mini-css-extract-plugin');
 const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
 const safePostCssParser = require('postcss-safe-parser');
-const ManifestPlugin = require('webpack-manifest-plugin');
+const { WebpackManifestPlugin } = require('webpack-manifest-plugin');
 const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');
 const WorkboxWebpackPlugin = require('workbox-webpack-plugin');
 const WatchMissingNodeModulesPlugin = require('react-dev-utils/WatchMissingNodeModulesPlugin');
@@ -587,7 +587,7 @@ module.exports = function(webpackEnv) {
       //   `index.html`
       // - "entrypoints" key: Array of files which are included in `index.html`,
       //   can be used to reconstruct the HTML if necessary
-      new ManifestPlugin({
+      new WebpackManifestPlugin({
         fileName: 'asset-manifest.json',
         publicPath: publicPath,
         generate: (seed, files, entrypoints) => {