Move quarantine tag to outer context

What does this MR do?

The after(:all) block is still running for the spec after it was quarantined in !31546 (merged)

This MR moves the quarantine tag to outer context and user safe navigation operator for calling remove_via_api! on @runner

Conformity

• [-] Changelog entry
• [-] Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• [-] Database guides
• [-] Separation of EE specific content