Switch to Poetry for dependency and build management #2083

Job	Run time
debian-build (focal)	3m 34s
build (3.8)	1m 34s
build (3.9)	1m 17s
build (3.10)	1m 40s
build (3.11)	1m 30s
k8ssandra-CreateSingleMedusaJob	17m 56s
integration-tests (3.9, local, 2.2.19)	1m 6s
integration-tests (3.9, local, 3.11.11)	1m 33s
integration-tests (3.9, local, 4.0.0)	58s
integration-tests (3.9, s3, 2.2.19)	1m 36s
integration-tests (3.9, s3, 4.0.0)	59s
integration-tests (3.9, gcs, 2.2.19)	58s
integration-tests (3.9, gcs, 4.0.0)	1m 34s
integration-tests (3.9, minio, 2.2.19)	1m 24s
integration-tests (3.9, minio, 4.0.0)	1m 31s
integration-tests (3.9, azure, 2.2.19)	56s
integration-tests (3.9, azure, 4.0.0)	1m 4s
integration-tests (3.9, azure-hierarchical, 2.2.19)	1m 2s
integration-tests (3.9, azure-hierarchical, 4.0.0)	1m 32s
integration-tests (3.11, 4.0.0, gcs, false)	59s
integration-tests (3.10, 4.0.0, gcs, false)	1m 7s
integration-tests (3.8, 4.0.0, gcs, false)	1m 7s
integration-tests (3.7, 4.0.0, gcs, false)	1m 10s
publish-docker-master	0s
publish-debian	0s
publish-docker	0s
publish-pypi	0s
	48m 7s

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