message: use `TempFixture` for rasterband get_statistics test
diff: @@ -4,6 +4,7 @@ use crate::raster::rasterband::ResampleAlg;
  use crate::raster::{
  ByteBuffer, ColorInterpretation, RasterCreationOption, StatisticsAll, StatisticsMinMax,
  };
  +use crate::test_utils::TempFixture;
  use crate::vsi::unlink_mem_file;
  use crate::Driver;
  use gdal_sys::GDALDataType;
  @@ -806,7 +807,9 @@ fn test_color_table() {
  #[test]
  fn test_raster_stats() {
  - let dataset = Dataset::open(fixture!("tinymarble.tif")).unwrap();
  + let fixture = TempFixture::fixture("tinymarble.tif");
  +
  + let dataset = Dataset::open(&fixture).unwrap();
  let rb = dataset.rasterband(1).unwrap();
  assert!(rb.get_statistics(false, false).unwrap().is_none());
  @@ -828,8 +831,4 @@ fn test_raster_stats() {
  max: 255.0,
  }
  );
  -
  - // clean up aux file
  - drop(dataset);
  - std::fs::remove_file(fixture!("tinymarble.tif.aux.xml")).unwrap();
  }
  