feat(fix):tree图标替换

frontend/src/icons/svg/datasource.svg

+<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg t="1624249976156" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="2309" xmlns:xlink="http://www.w3.org/1999/xlink" width="200" height="200"><defs><style type="text/css"></style></defs><path d="M279.04 483.584l193.706667 114.218667v227.242666L279.04 938.666667 85.333333 825.045333v-227.242666l193.706667-114.218667z m465.92 0L938.666667 597.802667v227.242666L744.96 938.666667l-193.706667-113.621334v-227.242666l193.706667-114.218667zM279.04 567.381333L156.586667 639.573333v143.573334l122.453333 71.765333 122.453333-71.765333V639.573333l-122.453333-72.192z m465.92 0l-122.453333 72.192v143.573334l122.453333 71.765333 122.368-71.765333V639.573333l-122.410667-72.149333zM512 85.333333l193.706667 113.621334v227.242666L512 540.416 318.293333 426.197333V198.954667L512 85.333333z m0 83.669334L389.546667 240.853333v143.530667L512 456.533333l122.410667-72.192V240.853333l-122.453334-71.850666z" p-id="2310" fill="#707070"></path></svg>
\ No newline at end of file

frontend/src/views/chart/group/Group.vue

@@ -61,6 +61,9 @@
                 <!--                  &lt;!&ndash;                  />&ndash;&gt;-->
                 <!--                  <svg-icon icon-class="scene" class="ds-icon-scene" />-->
                 <!--                </span>-->
+                <span>
+                  <i class="el-icon-folder" />
+                </span>
                 <span style="margin-left: 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;" :title="data.name">{{ data.name }}</span>
               </span>
               <span v-if="hasDataPermission('manage',data.privileges)" class="child">

frontend/src/views/dataset/group/Group.vue

@@ -61,6 +61,9 @@
                 <!--                  &lt;!&ndash;                  />&ndash;&gt;-->
                 <!--                  <svg-icon icon-class="scene" class="ds-icon-scene" />-->
                 <!--                </span>-->
+                <span>
+                  <i class="el-icon-folder" />
+                </span>
                 <span style="margin-left: 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;" :title="data.name">{{ data.name }}</span>
               </span>
               <span v-if="hasDataPermission('manage',data.privileges)" class="child">

frontend/src/views/system/datasource/DsTree.vue

@@ -32,7 +32,7 @@
             <span slot-scope="{ node, data }" class="custom-tree-node-list father">
               <span style="display: flex; flex: 1 1 0%; width: 0px;">
                 <span v-if="data.type !== 'folder'">
-                  <svg-icon icon-class="panel" class="ds-icon-scene" />
+                  <svg-icon icon-class="datasource" class="ds-icon-scene" />
                 </span>
                 <span v-if="data.type === 'folder'">
                   <i class="el-icon-folder" />