chore: remove unused pkgs

README.md

@@ -51,14 +51,11 @@ We organize webpack CLI as a multi-package repository using [lerna](https://gith
 Supporting developers is an important task for webpack CLI. Thus, webpack CLI provides different commands for many common tasks.
 
 -   [`webpack-cli init`](./packages/init/README.md#webpack-cli-init) - Create a new webpack configuration.
--   [`webpack-cli add`](#) - Add new properties to a webpack configuration file.
 -   [`webpack-cli info`](./packages/info/README.md#webpack-cli-info) - Returns information related to the local environment.
 -   [`webpack-cli migrate`](./packages/migrate/README.md#webpack-cli-migrate) - Migrate project from one version to another.
--   [`webpack-cli remove`](#) - Remove properties from a webpack configuration file.
 -   [`webpack-cli generate-plugin`](./packages/generate-plugin/README.md#webpack-cli-generate-plugin) - Initiate new plugin project.
 -   [`webpack-cli generate-loader`](./packages/generate-loader/README.md#webpack-cli-generate-loader) - Initiate new loader project.
 -   [`webpack-cli serve`](./packages/serve/README.md#webpack-cli-serve) - Use webpack with a development server that provides live reloading.
--   [`webpack-cli update`](#) - Update properties in a webpack configuration file.
 
 ### Utilities