Remove UglifyJs plugin

Author: AlexPravdin

webpack.config.js

@@ -1,6 +1,5 @@
 const path = require('path');
 const webpack = require('webpack');
-const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
 const { options: postgraphileOptions } = require('./src/postgraphileOptions.js');
 
 module.exports = {
@@ -43,15 +42,4 @@ module.exports = {
   node: {
     __dirname: false, // just output `__dirname`
   },
-  optimization: {
-    minimizer: [
-      new UglifyJsPlugin({
-        uglifyOptions: {
-          // Without this, you may get errors such as
-          // `Error: GraphQL conflict for 'e' detected! Multiple versions of graphql exist in your node_modules?`
-          mangle: false,
-        },
-      }),
-    ],
-  },
 };