Merge pull request #57958 from nikhita/sample-controller-crd-validation

Automatic merge from submit-queue (batch tested with PRs 57902, 57958). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Add CustomResourceValidation example in sample-controller

Add `CustomResourceValidation` example in sample-controller.

Addresses the following part of https://github.com/kubernetes/sample-controller/issues/2:

> CRDs support json-schema schemas. These CRDs don't have them. It would be nice to show how to add them

**Release note**:

```release-note
NONE
```

/assign sttts munnerz

Kubernetes-commit: 51acead08489644d30b3f1a978e0b36f228d12a7

vendor/k8s.io/apimachinery/pkg/api/meta/multirestmapper.go

@@ -179,7 +179,7 @@ func (m MultiRESTMapper) RESTMapping(gk schema.GroupKind, versions ...string) (*
 	if len(errors) > 0 {
 		return nil, utilerrors.NewAggregate(errors)
 	}
-	return nil, &NoKindMatchError{PartialKind: gk.WithVersion("")}
+	return nil, &NoKindMatchError{GroupKind: gk, SearchedVersions: versions}
 }
 
 // RESTMappings returns all possible RESTMappings for the provided group kind, or an error
@@ -204,7 +204,7 @@ func (m MultiRESTMapper) RESTMappings(gk schema.GroupKind, versions ...string) (
 		return nil, utilerrors.NewAggregate(errors)
 	}
 	if len(allMappings) == 0 {
-		return nil, &NoKindMatchError{PartialKind: gk.WithVersion("")}
+		return nil, &NoKindMatchError{GroupKind: gk, SearchedVersions: versions}
 	}
 	return allMappings, nil
 }