docs: public ListClustersResult withClusterArns(String... clusterArns) {
          if (this.clusterArns == null) {
              setClusterArns(new com.amazonaws.internal.SdkInternalList<String>(clusterArns.length));
          }
          for (String ele : clusterArns) {
              this.clusterArns.add(ele);
          }
          return this;
      }