build

Bump actions/upload-artifact from 6 to 7 #1742

Job	Run time
Self-Check	16s
ensure-catalog-matches-hook-config	24s
test-sdist	1m 34s
'check-sdist' on py3.x	21s
'py-mindeps' on py3.10	45s
'twine-check' on py3.x	21s
'mypy' on py3.x	26s
Test on ubuntu, py3.12	2m 47s
Test on ubuntu, py3.13	2m 50s
Test on macos, py3.11	1m 49s
Test on windows, py3.12	3m 49s
Test on windows, py3.14	3m 13s
Test on ubuntu, py3.11	2m 36s
Test on ubuntu, py3.10	3m 0s
Test on macos, py3.14	1m 45s
Test on macos, py3.10	2m 49s
Test on macos, py3.12	1m 49s
Test on windows, py3.13	4m 8s
Test on macos, py3.13	2m 9s
Test on windows, py3.11	4m 18s
Test on windows, py3.10	3m 56s
Test on ubuntu, py3.14	2m 3s
Collate results to check for skipped tests	8s
	47m 16s

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