[web] rm unnecessary webpack configuration (#33587)

GitOrigin-RevId: d9f305e59af2585db096a83c4cbd41ba5f785184

services/web/webpack.config.dev.js

@@ -5,9 +5,6 @@ const MiniCssExtractPlugin = require('mini-css-extract-plugin')
 const ReactRefreshWebpackPlugin = require('@pmmmwh/react-refresh-webpack-plugin')
 
 const base = require('./webpack.config')
-const cypressCacheVariant = require('./frontend/macros/cypress-cache-variant')
-
-const cypressVariant = cypressCacheVariant()
 
 // if WEBPACK_ENTRYPOINTS is defined, remove any entrypoints that aren't included
 if (process.env.WEBPACK_ENTRYPOINTS) {
@@ -29,17 +26,6 @@ module.exports = merge(base, {
 
   cache: {
     type: 'filesystem',
-    // Use a unique cache directory per Cypress CT variant to avoid
-    // parallel jobs corrupting the shared PackFileCacheStrategy pack files.
-    ...(cypressVariant
-      ? {
-          cacheDirectory: path.resolve(
-            __dirname,
-            'node_modules/.cache/webpack',
-            cypressVariant
-          ),
-        }
-      : {}),
     buildDependencies: {
       config: [
         __filename,