Quarantine three flaky tests which are fast-quarantined

What does this MR do and why?

This is long-term quarantining:

• spec/features/issues/user_edits_issue_spec.rb[1:1:1:1:4:3:3] which was already fast-quarantined
• qa/specs/features/ee/browser_ui/3_create/remote_development/workspace_actions_spec.rb which was already fast-quarantined
• spec/features/protected_branches_spec.rb[1:3:3:11] which was already fast-quarantined

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.