When a user flags a knowledge article in the Knowledge v3 UI, the comment is not visible on the page until the page is refreshed

When a user flags a knowledge article, the comment is not visible on the page until the page is refreshed. When a comment is submitted, the article should display the flag comment immediately.

1. Navigate to Self-Service > Knowledge.
2. Select a knowledge article.
3. Click Flag Article.
4. Add a comment.
5. Click Submit.