MED-100 Make read_timeout default to None, only use it if set #2520

Job	Run time
debian-build (focal)	4m 24s
build (3.8)	1m 24s
build (3.9)	1m 33s
build (3.10)	1m 27s
build (3.11)	1m 25s
k8ssandra-CreateSingleMedusaJob	35m 56s
k8ssandra-CreateSingleDseSearchDatacenterCluster	21m 31s
integration-tests (3.9, local, 2.2.19, 8.0.252)	20m 53s
integration-tests (3.9, local, 4.0.0, 11.0.25)	37m 23s
integration-tests (3.9, s3, 2.2.19, 8.0.252)	25m 7s
integration-tests (3.9, s3, 3.11.11, 8.0.252)	26m 1s
integration-tests (3.9, s3, 4.0.0, 11.0.25)	41m 7s
integration-tests (3.9, gcs, 2.2.19, 8.0.252)	17m 45s
integration-tests (3.9, gcs, 4.0.0, 11.0.25)	25m 50s
integration-tests (3.9, minio, 2.2.19, 8.0.252)	12m 43s
integration-tests (3.9, minio, 4.0.0, 11.0.25)	14m 23s
integration-tests (3.9, azure, 2.2.19, 8.0.252)	19m 36s
integration-tests (3.9, azure, 4.0.0, 11.0.25)	16m 39s
integration-tests (3.9, azure-hierarchical, 2.2.19, 8.0.252)	14m 43s
integration-tests (3.9, azure-hierarchical, 4.0.0, 11.0.25)	26m 14s
integration-tests (3.11, 4.0.0, gcs, 11.0.25, false)	25m 12s
integration-tests (3.10, 4.0.0, gcs, 11.0.25, false)	17m 54s
integration-tests (3.8, 4.0.0, gcs, 11.0.25, false)	19m 19s
publish-docker-master	0s
publish-debian	0s
publish-docker	0s
publish-pypi	0s
	7h 8m 29s

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