vendor: Include apiregistration/v1beta1

Generated with:

  $ go mod tidy
  $ go mod vendor
  $ git add -A go.* vendor

using:

  $ go version
  go version go1.14.4 linux/amd64

Author: wking

vendor/k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/typed/apiregistration/v1beta1/apiregistration_client.go

@@ -493,6 +493,7 @@ k8s.io/kube-aggregator/pkg/apis/apiregistration/v1
 k8s.io/kube-aggregator/pkg/apis/apiregistration/v1beta1
 k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/scheme
 k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/typed/apiregistration/v1
+k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/typed/apiregistration/v1beta1
 # k8s.io/kube-openapi v0.0.0-20200427153329-656914f816f9
 k8s.io/kube-openapi/pkg/util/proto
 # k8s.io/utils v0.0.0-20200720150651-0bdb4ca86cbc