Update IgnorePlugin argument signature in webpack config

Author: andriijas

packages/react-scripts/config/webpack.config.js

@@ -674,7 +674,10 @@ module.exports = function(webpackEnv) {
       // solution that requires the user to opt into importing specific locales.
       // https://github.com/jmblog/how-to-optimize-momentjs-with-webpack
       // You can remove this if you don't use Moment.js:
-      new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/),
+      new webpack.IgnorePlugin({
+        resourceRegExp: /^\.\/locale$/,
+        contextRegExp: /moment$/,
+      }),
       // Generate a service worker script that will precache, and keep up to date,
       // the HTML & assets that are part of the Webpack build.
       isEnvProduction &&