fix Bob说表头文字显示高度需要调整

 <!--
  * @Date: 2022-07-18 10:22:22
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2024-09-10 10:19:41
+ * @LastEditTime: 2024-09-19 10:20:15
  * @FilePath: /data-table/src/views/index.vue
  * @Description: 首页
 -->
@@ -1135,6 +1135,7 @@ const onFailed = (errorInfo) => { // 提交表单且验证不通过后触发
   color: #666;
   font-size: 0.9rem;
   white-space: pre-wrap;
+  line-height: 1.5;
 
   img {
     width: 100%;