message: Fix clippy warning in test rasterband lifetime
diff: @@ -631,10 +631,13 @@ fn test_fail_read_overviews() {
  #[test]
  fn test_rasterband_lifetime() {
  let dataset: Dataset = Dataset::open(fixture!("tinymarble.tif")).unwrap();
  +
  + let overview = {
  let rasterband = dataset.rasterband(1).unwrap();
  let overview = rasterband.overview(0).unwrap();
  + overview
  + };
  - drop(rasterband);
  assert!(overview.no_data_value().is_none());
  }
  