Clean up playground happy stacks #55

Job	Run time
Find examples	7s
Clean rdev happy stacks (ecs_test_app)	22s
Clean rdev happy stacks (gpu_app)	7m 3s
Clean staging happy stacks (ecs_test_app)	21s
Clean prod happy stacks (ecs_test_app)	29s
Clean rdev happy stacks (image_pipeline)	22s
Clean staging happy stacks (gpu_app)	6m 58s
Clean prod happy stacks (gpu_app)	5m 26s
Clean rdev happy stacks (integration_test)	11m 1s
Clean staging happy stacks (image_pipeline)	20s
Clean prod happy stacks (image_pipeline)	29s
Clean staging happy stacks (integration_test)	10m 16s
Clean rdev happy stacks (integration_test_helm)	7m 16s
Clean prod happy stacks (integration_test)	12m 3s
Clean staging happy stacks (integration_test_helm)	6m 37s
Clean rdev happy stacks (nodejs_downstream)	23s
Clean prod happy stacks (integration_test_helm)	5m 36s
Clean staging happy stacks (nodejs_downstream)	20s
Clean rdev happy stacks (sidecar)	22s
Clean prod happy stacks (nodejs_downstream)	29s
Clean staging happy stacks (sidecar)	20s
Clean rdev happy stacks (sidecar_with_ssl)	20s
Clean prod happy stacks (sidecar)	21s
Clean staging happy stacks (sidecar_with_ssl)	21s
Clean rdev happy stacks (target_group_only)	20s
Clean prod happy stacks (sidecar_with_ssl)	21s
Clean staging happy stacks (target_group_only)	21s
Clean rdev happy stacks (tasks)	20s
Clean prod happy stacks (target_group_only)	23s
Clean staging happy stacks (tasks)	20s
Clean rdev happy stacks (typical_app)	20s
Clean prod happy stacks (tasks)	24s
Clean staging happy stacks (typical_app)	20s
Clean prod happy stacks (typical_app)	20s
	1h 21m 11s

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