Add Python 3.13 to CI test matrix #305

Job	Run time
Build distribution packages	20s
Test with nox (amd64, ubuntu-24.04, 3.13, pytest_min)	1m 8s
Test with nox (arm, ubuntu-24.04, 3.11, ci_checks_max)	1m 38s
Test with nox (arm, ubuntu-24.04, 3.13, ci_checks_max)	1m 36s
Test with nox (amd64, ubuntu-24.04, 3.11, ci_checks_max)	1m 34s
Test with nox (amd64, ubuntu-24.04, 3.11, pytest_min)	1m 10s
Test with nox (arm, ubuntu-24.04, 3.13, pytest_min)	1m 32s
Test with nox (amd64, ubuntu-24.04, 3.13, ci_checks_max)	1m 32s
Test with nox (arm, ubuntu-24.04, 3.11, pytest_min)	1m 29s
Test documentation website generation	0s
Test package installation (amd64, ubuntu-24.04, 3.11)	22s
Test package installation (amd64, ubuntu-24.04, 3.13)	19s
Test package installation (arm, ubuntu-24.04, 3.11)	27s
Test package installation (arm, ubuntu-24.04, 3.13)	27s
Test package installation	4s
Test with nox	4s
Publish documentation website to GitHub pages	24s
Create GitHub release	0s
Publish packages to PyPI	0s
	14m 6s

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