docs: public DescribeClusterTracksResult withMaintenanceTracks(MaintenanceTrack... maintenanceTracks) {
          if (this.maintenanceTracks == null) {
              setMaintenanceTracks(new com.amazonaws.internal.SdkInternalList<MaintenanceTrack>(maintenanceTracks.length));
          }
          for (MaintenanceTrack ele : maintenanceTracks) {
              this.maintenanceTracks.add(ele);
          }
          return this;
      }