Function fuzz_with_multifuzz_ratio

pub async fn fuzz_with_multifuzz_ratio<'a, T: FuzzKey + Send + 'a>(
    name: &str,
    iter: impl Iterator<Item = T>,
    sep: &str,
    multifuzz_ratio: Option<i64>,
) -> Result<Option<FuzzResult<T>>>

multifuzz_ratio 為百分比的數字部份