refactor(消息通知): 修改测试计划通知配置候选人列表默认值

--bug=1010614 --user=刘瑞斌 【消息通知】github#10357，消息通知模块里的 测试计划 通知，选 新建 事件，接收人 出现了执行人，选执行完成事件，反而没有 执行人可以选 https://www.tapd.cn/55049933/s/1110386

Closes #10357

frontend/src/business/components/settings/workspace/components/track/TestPlanTaskNotification.vue

@@ -359,6 +359,7 @@ export default {
       let testPlanReceivers = JSON.parse(JSON.stringify(this.testPlanReceiverOptions));
       let i = row.userIds.indexOf('FOLLOW_PEOPLE');
       let i2 = row.userIds.indexOf('CREATOR');
+      let i3 = row.userIds.indexOf('EXECUTOR');
       switch (row.event) {
         case  "CREATE":
           testPlanReceivers.unshift({id: 'EXECUTOR', name: this.$t('test_track.plan_view.executor')});
@@ -375,6 +376,7 @@ export default {
         case "COMPLETE":
           testPlanReceivers.unshift({id: 'CREATOR', name: this.$t('commons.create_user')});
           testPlanReceivers.unshift({id: 'FOLLOW_PEOPLE', name: this.$t('api_test.automation.follow_people')});
+          testPlanReceivers.unshift({id: 'EXECUTOR', name: this.$t('test_track.plan_view.executor')});
 
           if (row.isSet) {
             if (i2 < 0) {
@@ -383,6 +385,9 @@ export default {
             if (i < 0) {
               row.userIds.unshift('FOLLOW_PEOPLE');
             }
+            if (i3 < 0) {
+              row.userIds.unshift('EXECUTOR');
+            }
           }
           break;
         default: