stackResourceDriftStatus   
  Status of the resource's actual configuration compared to its expected configuration.
- DELETED: The resource differs from its expected template configuration because the resource has been deleted.
- MODIFIED: One or more resource properties differ from their expected values (as defined in the stack template and any values specified as template parameters).
- IN_SYNC: The resource's actual configuration matches its expected template configuration.
- NOT_CHECKED: CloudFormation does not currently return this value.
- UNKNOWN: CloudFormation could not run drift detection for the resource. See the- DriftStatusReasonfor details.