Enable `hana` backend URL to be configured #1122

Job	Run time
skill_object_tests (3.7)	2m 8s
unit_tests (3.7)	4m 53s
skill_object_tests (3.8)	1m 55s
unit_tests (3.8)	5m 6s
skill_object_tests (3.9)	1m 57s
unit_tests (3.9)	4m 28s
skill_object_tests (3.10)	2m 7s
unit_tests (3.10)	5m 11s
py_build_tests / relative_path_tests	8s
py_build_tests / py_build_tests	15s
	28m 8s

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