fix : 详情页"相关实体"展示交互优化(去掉界面多余显示的内容)；知识库内新建Tag页，下拉框可用时，背景色为白色；

src/assets/css/components/views/charts2/domainNameResolution.scss

@@ -39,9 +39,6 @@
         color:#909399;
         cursor: pointer;
       }
-      .tip {
-        color:red;
-      }
     }
     .type-content {
       margin-bottom:0px;

src/assets/css/components/views/setting/knowledgeBase.scss

@@ -814,14 +814,18 @@
           padding-left: 8px;
         }
 
-        .form-select {
+        .form-select__disable {
           width: 100%;
 
-          .disable .el-input__inner {
+          .el-input__inner {
             background-color: #F5F8FA;
           }
-          .enable .el-input__inner {
-            background-color: #F5F8FA;
+        }
+        .form-select__enable {
+          width: 100%;
+
+          .el-input__inner {
+            background-color: white !important;
           }
         }
       }