message: Fixing compilation errors
diff: +use std::time::Duration;
  +
  use casper_execution_engine::{
  core::engine_state::executable_deploy_item::ExecutableDeployItem, shared::gas::Gas,
  };
  @@ -103,12 +105,6 @@ impl From<StorageRequest> for Event {
  }
  }
  -impl From<StateStoreRequest> for Event {
  - fn from(_: StateStoreRequest) -> Self {
  - unreachable!("no state store requests in block proposer unit tests")
  - }
  -}
  -
  #[test]
  fn should_add_and_take_deploys() {
  let creation_time = Timestamp::from(100);
  