message: scaffolder: improve fetch:template migration docs
diff: @@ -57,8 +57,11 @@ verbose template variables expressions.
  `${{` `}}` and prefixed with `values.`. For example, a reference to variable
  `myInputVariable` would need to be migrated from
  `{{ cookiecutter.myInputVariable }}` to `${{ values.myInputVariable }}`.
  -3. Replace uses of `jsonify` with `dump`. The `jsonify` filter is built in to
  - `cookiecutter`, and is not available by default when using `fetch:template`.
  - The `dump` filter is equivalent, so an expression like
  - `{{ myAwesomeList | jsonify }}` should be migrated to
  - `${{ myAwesomeList | dump }}`.
  +3. Replace uses of `jsonify` with `dump`. The
  + [`jsonify` filter](https://cookiecutter.readthedocs.io/en/latest/advanced/template_extensions.html#jsonify-extension)
  + is built in to `cookiecutter`, and is not available by default when using
  + `fetch:template`. The
  + [`dump` filter](https://mozilla.github.io/nunjucks/templating.html#dump) is
  + the equivalent filter in nunjucks, so an expression like
  + `{{ cookiecutter.myAwesomeList | jsonify }}` should be migrated to
  + `${{ values.myAwesomeList | dump }}`.
  