Show clusters of ancestors in cluster list page

What does this MR do?

Implements list of ancestor group clusters as shown in https://gitlab.com/gitlab-org/gitlab-ce/uploads/c8bf95c36c356d558c609dded79fd94b/CE-project__operations--kubernetes-four.png

⚠ Dependent on https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/22308

What are the relevant issue numbers?

#34758 (closed)

Tasks

• BE: Finder
• FE: Show CE Group / ... / Subsubgroup / test_group breadcrumb

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• [-] Documentation created/updated
• Tests added for this feature/bug
• Conforms to the code review guidelines
• Conforms to the merge request performance guidelines
• Conforms to the style guides
• [-] Conforms to the database guides
• [-] Link to e2e tests MR added if this MR has Requires e2e tests label. See the Test Planning Process.

Closes #34758 (closed)