Link to page in comment is broken when linked page is renamed

Issue Description

When user link to a page through link function in Confluence and the target page is renamed, the link in the comment will be broken, whereas the link in the content page will be renamed. This issue is a regression of CONF-8170

Steps to replicate

1. Create a Page A and Page B
2. Put a link to Page B on the Page A content
3. Put a link to Page B on the Page A comment
4. Rename Page B to Page C
5. Notice that the link on page content will be changed and the link on the comment will be broken (red color)