packaging: Use Poetry support for PEP 621 #6630

Job	Run time
Test on 3.8 (tests) / ubuntu-latest / SQLAlchemy: 2	35s
External Tests	2m 1s
Test on 3.9 (tests) / ubuntu-latest / SQLAlchemy: 2	35s
Test on 3.10 (tests) / ubuntu-latest / SQLAlchemy: 2	37s
Test on 3.11 (tests) / ubuntu-latest / SQLAlchemy: 2	42s
Test on 3.12 (tests) / ubuntu-latest / SQLAlchemy: 2	42s
Test on 3.8 (tests) / macos-latest / SQLAlchemy: 2	1m 10s
Test on 3.9 (tests) / macos-latest / SQLAlchemy: 2	42s
Test on 3.10 (tests) / macos-latest / SQLAlchemy: 2	46s
Test on 3.11 (tests) / macos-latest / SQLAlchemy: 2	45s
Test on 3.12 (tests) / macos-latest / SQLAlchemy: 2	37s
Test on 3.8 (tests) / windows-latest / SQLAlchemy: 2	2m 2s
Test on 3.9 (tests) / windows-latest / SQLAlchemy: 2	1m 21s
Test on 3.10 (tests) / windows-latest / SQLAlchemy: 2	2m 0s
Test on 3.11 (tests) / windows-latest / SQLAlchemy: 2	1m 52s
Test on 3.12 (tests) / windows-latest / SQLAlchemy: 2	1m 46s
Test on 3.12 (tests) / ubuntu-latest / SQLAlchemy: 1	41s
Test on 3.12 (doctest) / ubuntu-latest / SQLAlchemy: 2	19s
Test on 3.12 (mypy) / ubuntu-latest / SQLAlchemy: 2	38s
Test on 3.12 (deps) / ubuntu-latest / SQLAlchemy: 2	19s
Coverage	15s
	20m 25s

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