test(13-02): add red shared-browser queue/preview and thin-view tests
- StorageBrowser.cloud-queue.test.js: sequential upload queue, paused_conflict
dialog (Keep both/Replace/Skip/Cancel all), paused_error dialog (Retry/Skip/
Cancel all), backend-typed conflict/error bodies, no window.open() (D-01/D-03/D-04)
- CloudFolderOpenPreview.test.js: authorized file-open via API, no raw provider
URLs, Office/Workspace authorized download fallback, no anchor-click download
hack, no re-emitted file-open to router (D-02/D-18/T-13-07)
- CloudFolderView.test.js: extends thin-view invariants for Phase 13 queue prop
forwarding and upload-event queue semantics (D-01/D-04)