chore!: 调整目录结构

- 将serial相关store移动至次级目录store/serial

src/lib/stores/serial/serial.ts

@@ -1,5 +1,5 @@
 import { derived, writable, get } from 'svelte/store';
-import { useLocalStorage } from './utils/useLocalStorage';
+import { useLocalStorage } from '../utils/useLocalStorage';
 
 export type ReadType = 'hex' | 'ascii' | 'dec';
 

src/lib/stores/serial/serial.ui.ts

@@ -1,7 +1,7 @@
 import { derived } from 'svelte/store';
 import { baudRate, baudRateList, dataBits, parity, stopBits } from './serial';
-import { createUIBridge } from './utils/uiBridge';
-import { isOneOf } from './utils/typeGuard';
+import { createUIBridge } from '../utils/uiBridge';
+import { isOneOf } from '../utils/typeGuard';
 
 export const baudRateItems = derived(baudRateList, ($list) =>
   $list.map((rate) => ({