message: Fix typo in test.
diff: @@ -2097,7 +2097,7 @@ mod test {
  #[test]
  fn test_avg2_specific() {
  - assert_eq!(255, avg2(255, 255), "avg2(255, 255), expected 255, got {}.", avg2(2, 1));
  + assert_eq!(255, avg2(255, 255), "avg2(255, 255), expected 255, got {}.", avg2(255, 255));
  assert_eq!(1, avg2(1, 1), "avg2(1, 1), expected 1, got {}.", avg2(1, 1));
  assert_eq!(2, avg2(2, 1), "avg2(2, 1), expected 2, got {}.", avg2(2, 1));
  }
  