修复table中更多按钮切换主题色未生效修复问题

ruoyi-ui/src/views/system/user/index.vue

@@ -180,9 +180,7 @@
                 v-hasPermi="['system:user:remove']"
               >删除</el-button>
               <el-dropdown size="mini" @command="(command) => handleCommand(command, scope.row)" v-hasPermi="['system:user:resetPwd', 'system:user:edit']">
-                <span class="el-dropdown-link">
-                  <i class="el-icon-d-arrow-right el-icon--right"></i>更多
-                </span>
+                <el-button size="mini" type="text" icon="el-icon-d-arrow-right">更多</el-button>
                 <el-dropdown-menu slot="dropdown">
                   <el-dropdown-item command="handleResetPwd" icon="el-icon-key"
                     v-hasPermi="['system:user:resetPwd']">重置密码</el-dropdown-item>