Upgrade/Install: Move Hello Dolly plugin to directory structure. #42372

Job	Run time
Check PHP compatibility / Run compatibility checks	22s
Slack Notifications / Prepare notifications	6s
Slack Notifications / Success notifications	3s
Slack Notifications / Failure notifications	0s
Slack Notifications / Fixed notifications	0s
Slack Notifications / Cancelled notifications	0s
Failed workflow tasks	0s
	31s

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