Bump codecov/codecov-action from 5.1.2 to 5.3.1 #501

Job	Run time
mypy	4m 3s
py3.13 \| macos \| integration tests	14m 36s
py3.13 \| macos \| unit tests	9m 54s
py3.13 \| ubuntu \| integration tests	17m 30s
py3.13 \| ubuntu \| unit tests	13m 34s
py3.13 \| windows \| integration tests	29m 27s
py3.13 \| windows \| unit tests	19m 11s
py3.10 \| ubuntu \| integration tests	17m 21s
py3.10 \| ubuntu \| unit tests	13m 5s
py3.11 \| ubuntu \| unit tests	13m 11s
py3.12 \| ubuntu \| unit tests	14m 5s
merge-test-artifacts	0s
	2h 45m 57s

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