message: Update wording for starting the backend
diff: @@ -166,11 +166,14 @@ catalog:
  ### Running the Backend
  -Finally, start up the backend with the new configuration:
  +Finally, start up Backstage with the new configuration:
  ```bash
  +# Run from the root to start both backend and frontend
  +yarn dev
  +
  +# Alternatively, run only the backend from its own package
  cd packages/backend
  -# or `yarn dev` to run both frontend and backend
  yarn start
  ```
  