build

[REF] tox: Using py3.13 for update-readme #418

Job	Run time
test (3.8, ubuntu-latest, py)	1m 6s
test (3.8, windows-latest, py)	2m 13s
test (3.8, macos-13, py)	1m 46s
test (3.9, ubuntu-latest, py)	1m 15s
test (3.9, windows-latest, py)	1m 55s
test (3.9, macos-13, py)	1m 40s
test (3.10, ubuntu-latest, py)	1m 8s
test (3.10, windows-latest, py)	2m 26s
test (3.10, macos-13, py)	1m 43s
test (3.11, ubuntu-latest, py)	1m 3s
test (3.11, windows-latest, py)	2m 22s
test (3.11, macos-13, py)	1m 56s
test (3.11, macos-latest, py)	1m 2s
test (3.12, ubuntu-latest, py)	1m 29s
test (3.12, windows-latest, py)	2m 36s
test (3.12, macos-13, py)	2m 2s
test (3.12, macos-latest, py)	1m 8s
test (3.13, ubuntu-latest, py)	1m 40s
test (3.13, windows-latest, py)	2m 56s
test (3.13, macos-13, py)	1m 54s
test (3.13, macos-latest, py)	1m 11s
test (3.13, ubuntu-latest, lint)	55s
test (3.13, ubuntu-latest, update-readme)	43s
test (3.13, ubuntu-latest, build)	54s
	39m 3s

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