Pull request comment menu in GUI: wrong z-order

[singalen]

• Gitea version (or commit ref): 1.11.0+dev-331-g055f6d229
• Git version: n/a
• Operating system: try.gitea.io
• Database: n/a
• Can you reproduce the bug at https://try.gitea.io:
  • Yes, this is where it happened (provide example URL)
• Log gist: n/a

Description

I commented on a pull request code line here: https://try.gitea.io/jolheiser/pull/pulls/1/files
Then I called up a comment's menu.
The menu is covered by the change box (this is not a screenshot cut off, it's cut off by chage)

Screenshots