cluster: fix that scaled nodes don't respect `component_versions` #4143

Job	Run time
dm (--do-cases test_cmd)	6m 46s
dm (--do-cases test_upgrade)	6m 10s
dm (--native-ssh --do-cases test_cmd)	9m 14s
dm (--native-ssh --do-cases test_upgrade)	6m 6s
	28m 16s

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