[RW-4573][risk=no] Mark removed CDR versions as such (#3404)
[RW-4573][risk=no] Mark removed CDR versions as such (#3404)

These cannot be deleted entirely, because there are still foreign key references via Workspaces. The SQL DBs can also not yet be removed, since the server makes a connection to all CDR versions after startup. A follow-up ticket will track further cleanup here.
all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench,all-of-us/workbench