chore: Reduce the number of warnings in tests #4037

Job	Run time
Docs check / Docs check	1m 41s
Lint check / Lint check (3.12)	25s
Lint check / Lint check (3.14)	27s
Lint check / Lint check (3.10)	26s
Lint check / Lint check (3.13)	25s
Type check / Type check (3.10)	45s
Type check / Type check (3.11)	45s
Lint check / Lint check (3.11)	26s
Type check / Type check (3.13)	43s
Type check / Type check (3.14)	48s
Type check / Type check (3.12)	48s
Unit tests / Unit tests (ubuntu-latest, 3.14)	3m 10s
Unit tests / Unit tests (ubuntu-latest, 3.11)	3m 14s
Unit tests / Unit tests (windows-latest, 3.11)	6m 23s
Unit tests / Unit tests (windows-latest, 3.12)	5m 14s
Unit tests / Unit tests (windows-latest, 3.13)	5m 9s
Unit tests / Unit tests (windows-latest, 3.14)	5m 11s
Unit tests / Unit tests (ubuntu-latest, 3.12)	3m 15s
Unit tests / Unit tests (windows-latest, 3.10)	5m 52s
Unit tests / Unit tests (ubuntu-latest, 3.10)	3m 46s
Unit tests / Unit tests (ubuntu-latest, 3.13)	3m 9s
	52m 2s

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