Docs: Correct typo in `WP_Interactivity_API::evaluate()` DocBlock. #24216

Job	Run time
Core running from src / Windows	5m 7s
Core running from build / Linux	2m 45s
Core running from build / MacOS	3m 35s
Core running from build / Windows	5m 11s
Core running from src / Linux	2m 37s
Core running from src / MacOS	3m 30s
Slack Notifications / Prepare notifications	5s
Slack Notifications / Success notifications	4s
Slack Notifications / Cancelled notifications	0s
Slack Notifications / Failure notifications	0s
Slack Notifications / Fixed notifications	0s
Failed workflow tasks	0s
	22m 54s

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