Avoid a bug where long test names overflow the max label length.

Annotations do not have this restriction, so we can put it there instead. This only currently occurs on clusters without the cluster signing capability (GKE).

Signed-off-by: Matt Moyer <moyerm@vmware.com>

test/library/client.go

@@ -156,10 +156,12 @@ func CreateTestWebhookIDP(ctx context.Context, t *testing.T) corev1.TypedLocalOb
 
 	createContext, cancel := context.WithTimeout(ctx, 5*time.Second)
 	defer cancel()
+
 	idp, err := webhooks.Create(createContext, &idpv1alpha1.WebhookIdentityProvider{
 		ObjectMeta: metav1.ObjectMeta{
 			GenerateName: "test-webhook-",
-			Labels:       map[string]string{"pinniped.dev/test": t.Name()},
+			Labels:       map[string]string{"pinniped.dev/test": ""},
+			Annotations:  map[string]string{"pinniped.dev/testName": t.Name()},
 		},
 		Spec: idpv1alpha1.WebhookIdentityProviderSpec{
 			Endpoint: endpoint,