fix fmt

Author: niwaniwa

src/infrastructures/repository/register.rs

@@ -4,7 +4,7 @@ use std::sync::RwLock;
 
 use once_cell::sync::Lazy;
 use tokio::sync::Mutex;
-use tokio::time::{Duration, sleep};
+use tokio::time::{sleep, Duration};
 
 use crate::domain::repository::register::RegisterRepository;
 

src/usecase/mqtt.rs

@@ -1,5 +1,5 @@
-use base64::Engine;
 use base64::engine::general_purpose;
+use base64::Engine;
 use paho_mqtt::{AsyncClient, Message};
 
 use crate::domain::object::door::Door;