Committing update to the PreflightOCP (kubernetes-sigs#301)

PreflightOCP status is actually a status of Preflight.
In case Preflight status is updated, the PrelfightOCP is also updated
and needs to be pushed

Author: yevgeny-shnaidman

config/crd/bases/kmm.sigs.k8s.io_preflightvalidationsocp.yaml

@@ -76,6 +76,7 @@ spec:
                       enum:
                       - Image
                       - Build
+                      - Sign
                       - Requeued
                       - Done
                       type: string