test(e2e): harden workspace collaboration coverage #17090

Job	Run time
Resolve runner profiles	10s
Static gate	13s
Detect validation scopes	16s
E2E Vitest	5m 48s
Preflight	3m 54s
Workspace unit tests	1m 29s
Playwright visual (entry-navigation)	4m 42s
UI P0 (project-workspace)	14m 13s
UI P0 (project-runtime)	8m 26s
UI P0 (workspace-restoration)	9m 25s
Playwright visual (settings-workspace)	6m 0s
UI P0 (entry-settings)	13m 6s
Playwright critical (${{ matrix.group }})	0s
Windows tools-pack payload tests	0s
Web workspace tests	0s
Validate workspace	4s
Runtime summary	5s
	1h 7m 51s

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