fix：修改告警联系人重复提交问题

@@ -48,10 +48,10 @@
       const getTitle = computed(() => (!unref(isUpdate) ? '新增联系人配置' : '编辑联系人配置'));
 
       async function handleSubmit() {
+        setDrawerProps({ confirmLoading: true });
         try {
           const { createMessage } = useMessage();
           const values = await validate();
-          setDrawerProps({ confirmLoading: true });
           let saveMessage = '添加成功';
           let updateMessage = '修改成功';
           await saveOrEditAlarmContact(values, unref(isUpdate));
@@ -59,7 +59,9 @@
           emit('success');
           createMessage.success(unref(isUpdate) ? updateMessage : saveMessage);
         } finally {
-          setDrawerProps({ confirmLoading: false });
+          setTimeout(() => {
+            setDrawerProps({ confirmLoading: false });
+          }, 300);
         }
       }