活动：删除多余修饰符

shared/domain/activityField/sevenDaysField.ts

@@ -6,15 +6,10 @@ import { ActivityBase } from './activityField';
 
 // 每日配置数据
 export class SevenDayItem {
-    @prop({ required: true })
     dayIndex: number = 0;
-    @prop({ required: true })
     cellIndex: number = 0;
-    @prop({ required: true })
     count: number = 0;
-    @prop({ required: true })
     total: number = 0;
-    @prop({ required: true })
     isReceive: boolean = false;
 
     constructor(dayIndex: number, cellIndex: number, count: number, total: number, isReceive: boolean) {
@@ -29,7 +24,6 @@ export class SevenDayItem {
 
 // 七天乐活动数据
 export class SevenDaysData extends ActivityBase {
-    @prop({ required: true })
     items: Array<SevenDayItem> = [];
 
     //解析玩家领取记录