Merge pull request #4937 from thockin/kep-2558-withdrawn

KEP-2558: mark as "withdrawn"

Author: k8s-ci-robot

keps/sig-api-machinery/2558-publish-version-openapi/kep.yaml

@@ -5,7 +5,7 @@ authors:
 owning-sig: sig-api-machinery
 participating-sigs:
   - sig-architecture
-status: implementable
+status: withdrawn
 creation-date: 2021-03-07
 reviewers:
   - "@thockin"