CN-1612 feat: 重构system的知识库css样式，以及修复折线图Metric在中文环境会换行的问题

src/views/setting/Index.vue

@@ -4,7 +4,7 @@
     <div class="explorer-top-tools explorer-detection-top-tools">
       <div class="explorer-top-tools-title">{{$t('overall.knowledgeBase')}}</div>
     </div>
-    <div style="width: 100%;padding-bottom: 26px;">
+    <div class="administration__tabs">
       <chart-tabs :data="tabsData" router></chart-tabs>
     </div>
     <!-- 内容区 -->

src/views/setting/KnowledgeBase.vue

@@ -4,14 +4,14 @@
       <div class="top-title">
         {{$t('overall.knowledgeBase')}}
       </div>
-      <div class="builtIn-to-user-defined" >
-        <button :title="$t('knowledgeBase.userDefinedLibrary')" class="top-tool-btn--user_defined_library"
-                v-if="hasPermission('userDefinedLibrary')"
-                @click="changeToUserDefinedList">
-          <i class="cn-icon-add-knowledge-base cn-icon" ></i>
-          <span>{{$t('knowledgeBase.userDefinedLibrary')}}</span>
-        </button>
-      </div>
+<!--      <div class="builtIn-to-user-defined" >-->
+<!--        <button :title="$t('knowledgeBase.userDefinedLibrary')" class="top-tool-btn&#45;&#45;user_defined_library"-->
+<!--                v-if="hasPermission('userDefinedLibrary')"-->
+<!--                @click="changeToUserDefinedList">-->
+<!--          <i class="cn-icon-add-knowledge-base cn-icon" ></i>-->
+<!--          <span>{{$t('knowledgeBase.userDefinedLibrary')}}</span>-->
+<!--        </button>-->
+<!--      </div>-->
     </div>
 
     <!-- 内置库列表 -->