fix: added possibility of utilising namespaces #1838

Job	Run time
api_based_integration_test (partitioners)	4m 15s
api_based_integration_test (chunkers)	6m 47s
embedders_integration_test	3m 33s
setup (3.9)	7s
setup (3.10)	5s
test_dest (3.9)	1m 30s
test_src (3.9)	2m 50s
destination_connectors_integration_test	11m 4s
test_dest (3.10)	2m 39s
test_src (3.10)	9m 29s
source_connectors_integration_test	6m 32s
test_src_api	41s
	49m 32s

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