test: fix flaky test test_isolation_cookies for playwright crawler #280

Job	Run time
PR title check	3s
Doc checks / Doc checks / Docs check	1m 42s
Code checks / Actions lint check	31s
Code checks / Lint check / Lint check (3.11)	28s
Code checks / Lint check / Lint check (3.14)	25s
Code checks / Spell check	6s
Code checks / Lint check / Lint check (3.13)	30s
Code checks / Type check / Type check (3.13)	26s
Code checks / Type check / Type check (3.12)	26s
Code checks / Type check / Type check (3.10)	30s
Code checks / Lint check / Lint check (3.10)	31s
Code checks / Type check / Type check (3.14)	34s
Code checks / Type check / Type check (3.11)	29s
Code checks / Lint check / Lint check (3.12)	46s
Tests / Unit tests / Unit tests (windows-latest, 3.13)	5m 48s
Tests / Unit tests / Unit tests (macos-latest, 3.11)	8m 2s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.13)	4m 29s
Tests / Unit tests / Unit tests (windows-latest, 3.10)	6m 18s
Tests / Unit tests / Unit tests (macos-latest, 3.13)	6m 27s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.12)	5m 45s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.14)	3m 38s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.10)	4m 37s
Tests / Unit tests / Unit tests (windows-latest, 3.11)	6m 13s
Tests / Unit tests / Unit tests (macos-latest, 3.12)	7m 32s
Tests / Unit tests / Unit tests (windows-latest, 3.12)	6m 49s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.11)	4m 24s
Tests / Unit tests / Unit tests (macos-latest, 3.14)	9m 42s
Tests / Unit tests / Unit tests (macos-latest, 3.10)	9m 45s
Tests / Unit tests / Unit tests (windows-latest, 3.14)	5m 29s
	1h 42m 25s

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