Support the `[project]` section (PEP 621) #362

Job	Run time
pre-commit	39s
test (3.7, 1.2.2)	2m 15s
test (3.7, 1.3.2)	1m 28s
test (3.7, 1.4.2)	1m 6s
test (3.7, 1.5.1)	1m 12s
test (3.8, 1.2.2)	1m 52s
test (3.8, 1.3.2)	1m 27s
test (3.8, 1.4.2)	1m 9s
test (3.8, 1.5.1)	1m 2s
test (3.8, 1.6.1)	1m 1s
test (3.8, 1.7.1)	1m 1s
test (3.8, 1.8.1)	1m 2s
test (3.9, 1.2.2)	2m 4s
test (3.9, 1.3.2)	1m 30s
test (3.9, 1.4.2)	1m 25s
test (3.9, 1.5.1)	1m 8s
test (3.9, 1.6.1)	1m 0s
test (3.9, 1.7.1)	1m 2s
test (3.9, 1.8.1)	1m 5s
test (3.10, 1.2.2)	2m 3s
test (3.10, 1.3.2)	1m 31s
test (3.10, 1.4.2)	1m 5s
test (3.10, 1.5.1)	1m 4s
test (3.10, 1.6.1)	1m 4s
test (3.10, 1.7.1)	1m 3s
test (3.10, 1.8.1)	1m 5s
test (3.11, 1.2.2)	1m 54s
test (3.11, 1.3.2)	1m 29s
test (3.11, 1.4.2)	1m 4s
test (3.11, 1.5.1)	1m 2s
test (3.11, 1.6.1)	1m 0s
test (3.11, 1.7.1)	1m 2s
test (3.11, 1.8.1)	58s
test (3.11, git+https://github.com/radoering/poetry.git@pep621-support)	59s
	42m 51s

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