Add notes for managing bcm keys
Add unlock link to support managing keys for redeploy and additional notes for other issues that may crop up during the stack deploy.
Gitlab will be upgraded from 17.7.7 to 17.11.7 Thursday evening (20260402). See the Gitlab 17.11.7 Release Notes for a list of what's new. Expect services to be down starting 5:45PM CT (1745).
Add unlock link to support managing keys for redeploy and additional notes for other issues that may crop up during the stack deploy.