优化若干代码

assets/FishSingle/script/engine/config/CommonEvent.ts

@@ -1,4 +1,5 @@
 import { _decorator } from 'cc'
+
 const { ccclass, property } = _decorator
 
 @ccclass('CommonEvent')

assets/FishSingle/script/engine/config/ManifestConfig.ts

@@ -1,4 +1,3 @@
-import { _decorator } from 'cc'
 import DateUtil from '../utils/DateUtil'
 import NetConfig from './NetConfig'
 

assets/FishSingle/script/engine/config/MusicConfig.ts

@@ -1,4 +1,4 @@
-import { _decorator, AudioClip } from 'cc'
+import { AudioClip } from 'cc'
 import { GameConfig } from '../../game/config/GameConfig'
 
 export default class MusicConfig {

assets/FishSingle/script/engine/config/NetConfig.ts

@@ -1,4 +1,3 @@
-import { _decorator } from 'cc'
 export default class NetConfig {
 	public static hotupdateUrl: string = 'http://localhost:33/hotupdate'
 }