build

chore: test against CPython 3.12 and 3.13 #75

Job	Run time
tests-misc (type)	26s
tests-misc (lint)	16s
tests-py (3.9)	40s
tests-misc (generate-integration-files)	14s
tests-py (3.11)	32s
tests-misc (build)	18s
tests-py (pypy-3.10)	59s
tests-py (pypy-3.11)	1m 0s
tests-py (3.12)	44s
tests-py (3.13)	44s
tests-py (3.10)	40s
publish	0s
	6m 33s

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