[Jobs] Allowing to specify intermediate bucket for file upload #17664

Job	Run time
python-test (3.8, tests/unit_tests)	7m 0s
python-test (3.8, tests/test_api.py)	4m 2s
python-test (3.8, tests/test_cli.py)	4m 17s
python-test (3.8, tests/test_config.py)	3m 57s
python-test (3.8, tests/test_global_user_state.py)	4m 5s
python-test (3.8, tests/test_jobs.py)	4m 12s
python-test (3.8, tests/test_list_accelerators.py)	4m 16s
python-test (3.8, tests/test_optimizer_dryruns.py)	5m 25s
python-test (3.8, tests/test_optimizer_random_dag.py)	4m 23s
python-test (3.8, tests/test_storage.py)	3m 58s
python-test (3.8, tests/test_wheels.py)	3m 55s
python-test (3.8, tests/test_jobs_and_serve.py)	3m 59s
python-test (3.8, tests/test_yaml_parser.py)	3m 55s
	57m 24s

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