chore(deps): update tj-actions/verify-changed-files action to v15 [se… #6723

Job	Run time
Test release	7s
Test	6m 52s
Trivy fs scan	24s
Build image (plural)	5m 38s
Check that Schema is up to date	51s
Build image (cron)	5m 18s
Build image (worker)	5m 25s
Build image (rtc)	4m 56s
	29m 31s

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