Re-order imports

src/internal.rs

@@ -1,3 +1,6 @@
+use std::cmp::Ordering;
+use std::iter::Iterator;
+
 use colored::*;
 use indicatif::{ProgressBar, ProgressStyle};
 
@@ -5,9 +8,6 @@ use crate::benchmark_result::BenchmarkResult;
 use crate::options::OutputStyleOption;
 use crate::units::{Scalar, Second};
 
-use std::cmp::Ordering;
-use std::iter::Iterator;
-
 /// Threshold for warning about fast execution time
 pub const MIN_EXECUTION_TIME: Second = 5e-3;