style: rustfmt sample_with_replacement signature in random_forest_classifier

Author: Mec-iS

src/ensemble/random_forest_classifier.rs

@@ -587,7 +587,11 @@ impl<TX: FloatNumber + PartialOrd, TY: Number + Ord, X: Array2<TX>, Y: Array1<TY
         which_max(&result)
     }
 
-    fn sample_with_replacement(y: &[usize], num_classes: usize, rng: &mut impl rand::Rng) -> Vec<usize> {
+    fn sample_with_replacement(
+        y: &[usize],
+        num_classes: usize,
+        rng: &mut impl rand::Rng,
+    ) -> Vec<usize> {
         let class_weight = vec![1.; num_classes];
         let nrows = y.len();
         let mut samples = vec![0; nrows];