def update_instances
      instance_group_updater = InstanceGroupUpdater.new(
        ip_provider: @deployment_planner.ip_provider,
        instance_group: @instance_group,
        disk_manager: @disk_manager,
        template_blob_cache: @template_blob_cache,
        dns_encoder: @dns_encoder,
        link_provider_intents: @deployment_planner.link_provider_intents,
      )
      instance_group_updater.update
    end
def update_instances
      instance_group_updater = InstanceGroupUpdater.new(
        ip_provider: @deployment_planner.ip_provider,
        instance_group: @instance_group,
        disk_manager: @disk_manager,
        template_blob_cache: @template_blob_cache,
        dns_encoder: @dns_encoder,
        link_provider_intents: @deployment_planner.link_provider_intents,
      )
      instance_group_updater.update
    end
Creates/updates all errand job instances
 @return [void]