build

Simplify tox and ci pipelines #60

Job	Run time
tests-py (3.10)	44s
tests-py (pypy-3.10)	50s
tests-py (3.9)	40s
tests-py (pypy-3.11)	57s
tests-misc (generate-integration-files)	22s
tests-misc (build)	18s
tests-misc (type)	23s
tests-py (3.11)	38s
tests-misc (format)	16s
tests-misc (lint)	36s
publish	0s
	5m 44s

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