Fix: Update since tag for `wp_get_user_request()` #29430

Job	Run time
Core running from src / Windows	3m 37s
Core running from src / Linux	2m 25s
Core running from build / Windows	3m 35s
Core running from src / MacOS	1m 48s
Core running from build / Linux	2m 25s
Core running from build / MacOS	3m 9s
Failed workflow tasks	0s
Slack Notifications	0s
	16m 59s

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