Fix repetition display bug and history find bug

src/selector.rs

@@ -15,8 +15,8 @@ use iced::{Element, Task, alignment};
 use iced_core::Alignment::Center;
 use iced_core::Background;
 use iced_core::Color;
-use std::sync::Arc;
 use parking_lot::Mutex;
+use std::sync::Arc;
 
 pub struct SelectorState {
     pub set: KanaSet,