Keep mini graph down pipelines index

What does this MR do?

This ensures that the mini_graph in the pipelines index page stays expanded when clicking a specific build.

This way a user can cmd + click each build in a new tab without the dropdown collapsing.

This still enables the user to be able to retry/cancel a build (default behavior).

This keeps the visual diff strategy since when reloading the dropdown a users place is maintained and the visual diff can show if anything has changed.

Screenshots

Here is an example of the dropdown maintaining its place:

Here is an example of opening builds in new tabs and then clicking an action:

Does this MR meet the acceptance criteria?

• Changelog entry added
• Documentation created/updated
• API support added
• Tests
  • Added for this feature/bug
  • All builds are passing
• Conform by the merge request performance guides
• Conform by the style guides
• Branch has no merge conflicts with master (if it does - rebase it please)
• Squashed related commits together

What are the relevant issue numbers?

#24166 (closed)