fix(测试跟踪): 多选TAG样式问题

--bug=1027181 --user=宋昌昌 【测试跟踪】缺陷管理-集成了 tapd平台，编辑缺陷时Tapd 处理人内容显示有异常 https://www.tapd.cn/55049933/s/1386241

test-track/frontend/src/business/TestTrack.vue

@@ -333,7 +333,7 @@ i.el-tag__close.el-icon-close {
 
 
 /**
- * 统一测试跟踪MsInputTag样式, 交互改造后去掉
+ * 统一测试跟踪MsInputTag及多选下拉选择的样式, 交互改造后去掉
  */
 span.ms-top.el-tag.el-tag--info.el-tag--small.el-tag--light {
   flex-direction: row;
@@ -369,5 +369,11 @@ span.ms-top.el-tag.el-tag--info.el-tag--small.el-tag--light span{
   position: relative;
   top: -3px;
 }
+
+.el-select__tags .el-tag .el-tag__close.el-icon-close::before {
+  font-size: 24px;
+  position: relative;
+  top: 9px;
+}
 </style>
 

test-track/frontend/src/business/plan/components/TestPlanEdit.vue

@@ -363,22 +363,4 @@ export default {
 .instructions-icon {
   margin-left: 10px;
 }
-.el-select :deep(.el-tag) {
-  -webkit-box-sizing: border-box;
-  box-sizing: border-box;
-  border-color: transparent;
-  margin: 2px 0 2px 6px;
-  background-color: #f0f2f5;
-  display: -webkit-box;
-  display: -ms-flexbox;
-  display: flex;
-  max-width: 100%;
-  -webkit-box-align: center;
-  -ms-flex-align: center;
-  align-items: center;
-}
- .el-select :deep(.el-tag__close.el-icon-close:before) {
-   display: block;
-   transform: translateY(9.5px);
- }
 </style>