message: Improve todo-list clone script
diff: @@ -21,15 +21,19 @@ The source code is available here:
  1. Copy-paste the three folders into the plugins folder of your backstage application repository or run the following script from the root of your backstage application:
  ```bash
  - $ curl https://codeload.github.com/backstage/backstage/zip/refs/heads/master | \
  - tar -C plugins --strip-components=1 -xv \
  - backstage-master/plugins/example-todo-list \
  - backstage-master/plugins/example-todo-list-backend \
  - backstage-master/plugins/example-todo-list-common
  + $ cd $(mktemp -d)
  + git clone --depth 1 --quiet --no-checkout --filter=blob:none https://github.com/backstage/backstage.git .
  + git checkout master -- plugins/example-todo-list/
  + git checkout master -- plugins/example-todo-list-backend/
  + git checkout master -- plugins/example-todo-list-common/
  + cp -R plugins/* $OLDPWD/plugins
  + cd -
  ```
  The `plugins` directory of your project should now include `todo-list`, `todo-list-backend`, and `todo-list-common`.
  + **Important**: if you are on **Windows**, make sure you have WSL and git installed on your machine before executing the script above.
  +
  2. Add these packages as dependencies for your Backstage app:
  ```
  