[k8s] Kubernetes realtime availability #12163

Job	Run time
python-test (3.8, tests/unit_tests)	5m 23s
python-test (3.8, tests/test_api.py)	3m 15s
python-test (3.8, tests/test_cli.py)	3m 19s
python-test (3.8, tests/test_config.py)	3m 8s
python-test (3.8, tests/test_global_user_state.py)	3m 10s
python-test (3.8, tests/test_jobs.py)	3m 28s
python-test (3.8, tests/test_list_accelerators.py)	3m 14s
python-test (3.8, tests/test_optimizer_dryruns.py)	5m 1s
python-test (3.8, tests/test_optimizer_random_dag.py)	3m 54s
python-test (3.8, tests/test_storage.py)	3m 2s
python-test (3.8, tests/test_wheels.py)	3m 5s
python-test (3.8, tests/test_spot.py)	3m 13s
python-test (3.8, tests/test_yaml_parser.py)	3m 4s
	46m 16s

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