chore(rln): cleanup fmt

Author: vinhtc27

rln/tests/public.rs

@@ -254,12 +254,13 @@ mod test {
 
     #[cfg(not(feature = "stateless"))]
     mod tree_test {
-        use super::new_single_message_witness;
         use ark_std::{rand::thread_rng, UniformRand};
         use rand::{rngs::ThreadRng, Rng};
         use rln::prelude::*;
         use serde_json::json;
 
+        use super::new_single_message_witness;
+
         const NO_OF_LEAVES: usize = 256;
 
         fn setup_rln_proof(