サンプルパッケージスクリプトに英語コメントを追加

[shu-13]

What does this implement/fix?

sciurus17_examplesパッケージのスクリプトに英語のコメントを追加しました。

Does this close any currently open issues?

No

How has this been tested?

コメント更新のみなので特になし

Any other comments?

Checklists

• [x] I have read the CONTRIBUTING guidelines.
  • If there is no guideline in the repository, rt-net organization's guideline applies.
• [x] I have checked to ensure there aren't other open Pull Requests for the same change.