提交代码，解决停止任务的Bug

Signed-off-by: zouap <zouap@pcl.ac.cn>

routers/repo/aisafety.go

@@ -201,17 +201,14 @@ func StopAiSafetyTask(ctx *context.Context) {
 func DelAiSafetyTask(ctx *context.Context) {
 	var ID = ctx.Params(":jobid")
 	task, err := models.GetCloudbrainByIDWithDeleted(ID)
-	result := make(map[string]interface{})
-	result["code"] = 1
+
 	if err != nil {
 		log.Error("GetCloudbrainByJobID failed:" + err.Error())
-		result["msg"] = "No such task."
 		ctx.ServerError("No such task.", err)
 		return
 	}
 	if task.Status != string(models.JobStopped) && task.Status != string(models.JobFailed) && task.Status != string(models.JobSucceeded) {
 		log.Error("the job(%s) has not been stopped", task.JobName, ctx.Data["msgID"])
-		result["msg"] = "the job(" + task.JobName + ") has not been stopped"
 		ctx.ServerError("the job("+task.JobName+") has not been stopped", nil)
 		return
 	}
@@ -220,7 +217,6 @@ func DelAiSafetyTask(ctx *context.Context) {
 	}
 	err = models.DeleteJob(task)
 	if err != nil {
-		result["msg"] = err.Error()
 		ctx.ServerError(err.Error(), err)
 		return
 	}