feat：修改生成邀请码时间选择

src/views/user/addInvite.vue

@@ -69,7 +69,7 @@ export default {
           onClick(picker) {
             const end = new Date()
             const start = new Date()
-            start.setTime(start.getTime() - 3600 * 1000 * 24 * 7)
+            end.setTime(start.getTime() + 3600 * 1000 * 24 * 7)
             picker.$emit('pick', [start, end])
           }
         }, {