Update coverage exclusion line #473

Job	Run time
mypy strict enforcement	13s
Run nox for tests and coverage (macos-latest, 3.9)	29s
Run nox for tests and coverage (macos-latest, 3.10)	29s
Run nox for tests and coverage (macos-latest, 3.11)	14s
Run nox for tests and coverage (macos-latest, 3.12)	13s
Run nox for tests and coverage (macos-latest, 3.13)	11s
Run nox for tests and coverage (windows-latest, 3.9)	36s
Run nox for tests and coverage (windows-latest, 3.10)	46s
Run nox for tests and coverage (windows-latest, 3.11)	39s
Run nox for tests and coverage (windows-latest, 3.12)	45s
Run nox for tests and coverage (windows-latest, 3.13)	1m 25s
Run nox for tests and coverage (ubuntu-latest, 3.9)	12s
Run nox for tests and coverage (ubuntu-latest, 3.10)	19s
Run nox for tests and coverage (ubuntu-latest, 3.11)	15s
Run nox for tests and coverage (ubuntu-latest, 3.12)	12s
Run nox for tests and coverage (ubuntu-latest, 3.13)	25s
coverage compile	15s
	7m 38s

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