Improve backend code quality

moneymgr_backend/src/controllers/movement_controller.rs

@@ -64,10 +64,10 @@ pub async fn get_list_of_account(
         });
     }
 
-    if let Some(limit) = query.limit {
-        if list.len() > limit {
-            list = list[..limit].to_vec();
-        }
+    if let Some(limit) = query.limit
+        && list.len() > limit
+    {
+        list = list[..limit].to_vec();
     }
 
     Ok(HttpResponse::Ok().json(list))