乙方运维树结构设置为‘手风琴’模式

@@ -2,7 +2,7 @@
     <el-row :gutter="5" >
         <el-col :span="4" >
             <div class="cm-card" :style="{'min-height':height+'px','max-height':height+'px','height':'100%','overflow-y':'auto','overflow-x':'hidden'}">
-                <el-tree :data="dataSource" :default-expanded-keys="[1]" :props="defaultProps" >
+                <el-tree :data="dataSource" accordion :default-expanded-keys="[1]" :props="defaultProps" >
                     <template #default="{ node, data }">
                         <div style=" width: 100%;">
                             <div style="width: 85%;max-width: 85%;overflow: hidden;text-overflow: ellipsis;text-align: left;" @click="handleNodeClick(data)" :title="node.label">