test: Increase sleep tolerance in request_max_duration test for Windows CI #428

Job	Run time
PR title check	3s
Code checks / Actions lint check	32s
Code checks / Spell check	8s
Code checks / Lint check / Lint check (3.11)	29s
Code checks / Lint check / Lint check (3.10)	30s
Code checks / Type check / Type check (3.14)	26s
Code checks / Lint check / Lint check (3.12)	26s
Code checks / Type check / Type check (3.13)	31s
Code checks / Lint check / Lint check (3.14)	28s
Code checks / Type check / Type check (3.11)	25s
Code checks / Type check / Type check (3.10)	26s
Code checks / Lint check / Lint check (3.13)	31s
Tests / Unit tests / Unit tests (macos-latest, 3.10)	5m 20s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.10)	5m 5s
Code checks / Type check / Type check (3.12)	30s
Tests / Unit tests / Unit tests (windows-latest, 3.12)	6m 57s
Tests / Unit tests / Unit tests (macos-latest, 3.11)	3m 56s
Tests / Unit tests / Unit tests (windows-latest, 3.14)	6m 14s
Doc checks / Doc checks / Docs check	1m 59s
Tests / Unit tests / Unit tests (windows-latest, 3.10)	9m 23s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.11)	4m 56s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.12)	5m 22s
Tests / Unit tests / Unit tests (windows-latest, 3.11)	7m 13s
Tests / Unit tests / Unit tests (macos-latest, 3.14)	5m 45s
Tests / Unit tests / Unit tests (macos-latest, 3.12)	4m 19s
Tests / Unit tests / Unit tests (windows-latest, 3.13)	6m 36s
Tests / Unit tests / Unit tests (macos-latest, 3.13)	3m 30s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.14)	3m 36s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.13)	5m 5s
	1h 30m 41s

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