Quarantine flaky test

What does this MR do?

Quarantines the OIDC test in qa/specs/features/browser_ui/10_govern/login/login_via_oauth_and_oidc_with_gitlab_as_idp_spec.rb because it's flaky as shown in #429723 (closed), but it's also flaky like the OAuth test that was quarantined because of the failures shown in #415011 (closed).

E2E Test Failure issue(s)

• #429723 (closed)
• #415011 (closed)

Check-list

• General code guidelines check-list
  • Code review guidelines
  • Style guides
• Quarantine test check-list
  • Follow the Quarantining Tests guide.
  • Confirm the test has a quarantine: tag with the specified quarantine type.
  • Note if the test should be quarantined for a specific environment.
  • (Optionally) In case of an emergency (e.g. blocked deployments), consider adding labels to pick into auto-deploy (Pick into auto-deploy priority1 severity1).
• Dequarantine test check-list
  • Follow the Dequarantining Tests guide.
  • Confirm the test consistently passes on the target GitLab environment(s).
• To ensure a faster turnaround, ask in the #quality_maintainers Slack channel for someone to review and merge the merge request, rather than assigning it directly.