Polish design of domain verification for Gitlab Pages

What does this MR do?

Update the domains list and domain details page.

Are there points in the code the reviewer needs to double check?

Why was this MR needed?

Too close #43215 (closed)

Screenshots (if relevant)

Before	After	Comment
		Details page of a verified domain
		Details page of an unverified domain
		List if verification is enabled
-		List if verification is disabled
-		Tooltip of "retry" verification button

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Documentation created/updated
• API support added
• Tests added for this feature/bug
• Review
  • Has been reviewed by UX
  • Has been reviewed by Frontend
  • Has been reviewed by Backend
  • Has been reviewed by Database
• Conform by the merge request performance guides
• Conform by the style guides
• Squashed related commits together
• Internationalization required/considered
• End-to-end tests pass (package-qa manual pipeline job)

What are the relevant issue numbers?

Closes #43215 (closed)