Tests

Bump codecov/codecov-action from 5.0.7 to 5.1.1 #4733

Job	Run time
OS/Python/stable matrix pre-compute	1s
tests (macos-15, 3.13, stable)	2h 30m 14s
tests (macos-15, 3.10, stable)	2h 31m 28s
tests (macos-15, 3.14-dev, unstable)	3m 21s
tests (windows-2022, 3.13, stable)	9m 7s
tests (windows-2022, 3.10, stable)	11m 1s
tests (windows-2022, 3.14-dev, unstable)	11m 32s
tests (ubuntu-24.04, 3.13, stable)	27m 51s
tests (ubuntu-24.04, 3.10, stable)	27m 12s
tests (ubuntu-24.04, 3.14-dev, unstable)	7m 24s
	6h 39m 11s

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