feat: allow updating security group on existing clusters

Google APIs · copybara-github · commit e2b7a98e29ca · 2021-07-09T10:05:20.000-07:00
PiperOrigin-RevId: 383869440
diff --git a/google/container/v1/cluster_service.proto b/google/container/v1/cluster_service.proto
@@ -1517,6 +1517,9 @@ message ClusterUpdate {
   // The desired release channel configuration.
   ReleaseChannel desired_release_channel = 31;
 
+  // The desired authenticator groups config for the cluster.
+  AuthenticatorGroupsConfig desired_authenticator_groups_config = 63;
+
   // The Kubernetes version to change the master to.
   //
   // Users may specify either explicit versions offered by
