Add a line break to kubectl-moco start/stop command's message #1010

Job	Run time
Supported Kubernetes versions End-to-End Tests (8.4.0, 1.27.13)	1h 15m 7s
Supported Kubernetes versions End-to-End Tests (8.4.0, 1.28.9)	1h 14m 19s
Supported Kubernetes versions End-to-End Tests (8.4.0, 1.29.4)	1h 15m 29s
Upgrade Test	16m 36s
Integration tests with MySQL (8.0.28)	5m 55s
Supported MySQL versions End-to-End Tests (8.0.28, 1.29.4)	1h 16m 20s
Integration tests with MySQL (8.0.36)	6m 2s
Supported MySQL versions End-to-End Tests (8.0.36, 1.29.4)	1h 15m 7s
Integration tests with MySQL (8.0.37)	6m 12s
Supported MySQL versions End-to-End Tests (8.0.37, 1.29.4)	1h 20m 18s
Integration tests with MySQL (8.4.0)	6m 9s
Supported MySQL versions End-to-End Tests (8.4.0, 1.29.4)	1h 16m 8s
Confirm finishing all tests	1s
	9h 33m 43s

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