Fix invalid table format in userguide
@@ -549,7 +549,7 @@ exceptions appear in the following table. Where retention is
conditional, an explanation will be provided in a subsequent section.
| Resource Type | Fields | Retention | Requirement |
-|----------------|---------------------------|--------------------------------------------------------------------------------------------|
+|----------------|---------------------------|-------------|------------------------------------------------------------------------------|
| All | metadata.resourceVersion | Always | Updates require the most recent resourceVersion for concurrency control. |
| Scalable | spec.replicas | Conditional | The HPA controller may be managing the replica count of a scalable resource. |
| Service | spec.clusterIP,spec.ports | Always | A controller may be managing these fields. |
