Handle bad interval for cron schedule #26173

Job	Run time
Core running from build / MacOS	6m 38s
Core running from build / Windows	8m 38s
Core running from src / Linux	4m 13s
Core running from src / Windows	7m 52s
Core running from src / MacOS	6m 27s
Core running from build / Linux	4m 26s
Slack Notifications	0s
Failed workflow tasks	0s
	38m 14s

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