feat(接口测试): 修复ESB参数过多时展示不全的问题 (#12982)

--bug=1012397 --user=宋天阳 [接口测试]github#12778编辑接口用例时，ESB格式的TCP请求参数显示不全
https://www.tapd.cn/55049933/s/1145959

Co-authored-by: song-tianyang <tianyang.song@fit2cloud.com>

frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue

@@ -136,6 +136,7 @@
           :response="apiCase.responseData"
           v-if="api.method==='TCP'"/>
         <esb-definition
+          class="esb-div"
           v-xpack
           :request="apiCase.request"
           :show-pre-script="true"
@@ -712,4 +713,8 @@ export default {
 /deep/ .el-card__body {
   padding: 5px 10px;
 }
+
+.esb-div >>> .el-table {
+  overflow: auto;
+}
 </style>