fix: remove unused code

ui/config-overrides.js

@@ -1,7 +1,6 @@
 const {
   addWebpackModuleRule,
   addWebpackAlias,
-  // setWebpackOptimizationSplitChunks,
 } = require("customize-cra");
 
 const path = require("path");
@@ -19,15 +18,6 @@ module.exports = {
       use: "yaml-loader"
     })(config);
 
-    // if (process.env.NODE_ENV === "production") {
-    //   setWebpackOptimizationSplitChunks({
-    //     chunks: "all",
-    //     maxInitialRequests: 20,
-    //     maxAsyncRequests: 20,
-    //     minSize: 1024 * 5,
-    //   })(config);
-    // }
-
     // add i18n dir to ModuleScopePlugin allowedPaths
     const moduleScopePlugin = config.resolve.plugins.find(_ => _.constructor.name === "ModuleScopePlugin");
     if (moduleScopePlugin) {