Add dry run test for hpa v2beta2

test/integration/dryrun/dryrun_test.go

@@ -165,6 +165,12 @@ var dryrunData = map[schema.GroupVersionResource]struct {
 	},
 	// --
 
+	// k8s.io/kubernetes/pkg/apis/autoscaling/v2beta2
+	gvr("autoscaling", "v2beta2", "horizontalpodautoscalers"): {
+		stub: `{"metadata": {"name": "hpa3"}, "spec": {"maxReplicas": 3, "scaleTargetRef": {"kind": "something", "name": "cross"}}}`,
+	},
+	// --
+
 	// k8s.io/kubernetes/pkg/apis/batch/v1
 	gvr("batch", "v1", "jobs"): {
 		stub: `{"metadata": {"name": "job1"}, "spec": {"manualSelector": true, "selector": {"matchLabels": {"controller-uid": "uid1"}}, "template": {"metadata": {"labels": {"controller-uid": "uid1"}}, "spec": {"containers": [{"image": "fedora:latest", "name": "container1"}], "dnsPolicy": "ClusterFirst", "restartPolicy": "Never"}}}}`,