docs(readme): Use false to turn off erros in webpack-hot-middleware

Author: sudo-suhas

README.md

@@ -61,11 +61,11 @@ If you use the webpack-dev-server, there is a setting in webpack's ```devServer`
 }
 ```
 
-If you use webpack-hot-middleware, that is done by setting the log option to a no-op. You can do something sort of like this, depending upon your setup:
+If you use webpack-hot-middleware, that is done by setting the log option to `false`. You can do something sort of like this, depending upon your setup:
 
 ```javascript
 app.use(require('webpack-hot-middleware')(compiler, {
-  log: () => {}
+  log: false
 }));
 ```