docs(plugins): fix stale content (#6292)

Author: chenxsan

src/content/plugins/module-concatenation-plugin.mdx

@@ -84,14 +84,12 @@ function tryToAdd(group, module) {
 
 ### Debugging Optimization Bailouts
 
-When using the webpack CLI, the `--display-optimization-bailout` flag will display bailout reasons. When using the webpack config, add the following to the `stats` object:
+When using the webpack CLI, the `--stats-optimization-bailout` flag will display bailout reasons. When using the webpack config, add the following to the `stats` object:
 
 ```js
 module.exports = {
   //...
   stats: {
-    // Examine all modules
-    maxModules: Infinity,
     // Display bailout reasons
     optimizationBailout: true,
   },