message: docs: Remove confusing wording from k8 plugin install
diff: @@ -13,9 +13,7 @@ If you haven't setup Backstage already, read the
  ## Adding the Kubernetes frontend plugin
  The first step is to add the Kubernetes frontend plugin to your Backstage
  -application. Navigate to your new Backstage application directory, and then to
  -your `packages/app` directory, and install the `@backstage/plugin-kubernetes`
  -package.
  +application.
  ```bash
  # From your Backstage root directory
  