Switch to Poetry for dependency and build management #2092

Job	Run time
build (3.8)	1m 14s
debian-build (focal)	3m 57s
build (3.9)	1m 57s
build (3.10)	1m 54s
build (3.11)	1m 6s
k8ssandra-CreateSingleMedusaJob	17m 11s
integration-tests (3.9, local, 2.2.19)	17m 47s
integration-tests (3.9, local, 3.11.11)	17m 15s
integration-tests (3.9, local, 4.0.0)	20m 6s
integration-tests (3.9, s3, 2.2.19)	25m 55s
integration-tests (3.9, s3, 4.0.0)	26m 36s
integration-tests (3.9, gcs, 2.2.19)	16m 53s
integration-tests (3.9, gcs, 4.0.0)	17m 20s
integration-tests (3.9, minio, 2.2.19)	12m 23s
integration-tests (3.9, minio, 4.0.0)	15m 38s
integration-tests (3.9, azure, 2.2.19)	14m 43s
integration-tests (3.9, azure, 4.0.0)	16m 43s
integration-tests (3.9, azure-hierarchical, 2.2.19)	22m 13s
integration-tests (3.9, azure-hierarchical, 4.0.0)	18m 24s
integration-tests (3.11, 4.0.0, gcs, false)	16m 54s
integration-tests (3.10, 4.0.0, gcs, false)	23m 50s
integration-tests (3.8, 4.0.0, gcs, false)	24m 0s
publish-debian	0s
publish-docker-master	0s
publish-docker	0s
publish-pypi	0s
	5h 33m 59s

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