Support for "Group Overview default" preference in EE

What does this MR do?

It modifies a couple of view helpers and templates necessary to support setting Security Dashboard as a default view for Groups

Original EE MR

It is used by this EE merge request in an override: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/7889

What are the relevant issue numbers?

https://gitlab.com/gitlab-org/gitlab-ee/issues/7048

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.~~