Edit form doesn't display when editing issue/comment

[lunny]

Description

When editing an issue or a comment, the edit form will not be display, and the content of issue/comment also disappeared. It's a regression from #20428 .

Screenshots

Gitea Version

1b2cd4c

Can you reproduce the bug on the Gitea demo site?

Yes

Operating System

No response

Browser Version

Chrome

[wxiaoguang]

Will be fixed by

• Use separate class for tippy targets #20742