message: Moving "use std::..." to proper position
diff: -use std::{iter, rc::Rc};
  +use std::{collections::BTreeSet, iter, rc::Rc};
  use casper_execution_engine::shared::motes::Motes;
  @@ -25,7 +25,6 @@ use crate::{
  testing::TestRng,
  types::Timestamp,
  };
  -use std::collections::BTreeSet;
  /// Returns a new `State` with `ClContext` parameters suitable for tests.
  pub(crate) fn new_test_state(weights: &[state::Weight], seed: u64) -> State<ClContext> {
  