chore(release-3.6.x): Release 3.6.12 #25897

Job	Run time
Check whether there are things to scan	17s
Run zizmor / job-workflow-ref	15s
Run zizmor / Generate and upload zizmor results 🌈	41s
Run zizmor / Send zizmor metrics to Prometheus via Grafana Bench	17s
Run zizmor / Delete branch with dangerous-trigger vulnerability	-1s
	1m 29s

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