build: switch to hatch #185

Job	Run time
mypy (3.7)	33s
test (3.7, ubuntu-latest)	1m 30s
mypy (3.8)	25s
test (3.7, windows-latest)	2m 54s
mypy (3.9)	31s
test (3.7, macos-latest)	2m 24s
mypy (3.10)	25s
test (3.8, ubuntu-latest)	1m 44s
mypy (3.11)	25s
test (3.8, windows-latest)	2m 46s
mypy (3.12)	28s
test (3.8, macos-latest)	3m 25s
test (3.9, ubuntu-latest)	1m 51s
test (3.9, windows-latest)	2m 59s
test (3.9, macos-latest)	2m 44s
test (3.10, ubuntu-latest)	1m 52s
test (3.10, windows-latest)	2m 55s
test (3.10, macos-latest)	2m 26s
test (3.11, ubuntu-latest)	1m 39s
test (3.11, windows-latest)	2m 42s
test (3.11, macos-latest)	2m 26s
test (3.12, ubuntu-latest)	2m 50s
test (3.12, windows-latest)	3m 43s
test (3.12, macos-latest)	3m 39s
combine coverage and check for 100%	10s
	49m 26s

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