修改litemall-admin专题topic.vue页面批量删除按钮权限错误 (#421)

* 解决mysql-connector-java为8.0.16时MyBatis Generator无法生成XXXByPrimaryKey相关方法

* 修改litemall-admin专题topic.vue页面批量删除按钮权限错误
Co-authored-by: laiyingzeng <laiyingzeng@gmail.com>

litemall-admin/src/views/promotion/topic.vue

@@ -14,7 +14,7 @@
 
     <div class="operator-container">
       <el-button v-permission="['POST /admin/topic/create']" class="filter-item" type="primary" icon="el-icon-edit" @click="handleCreate">添加</el-button>
-      <el-button v-permission="['GET /admin/topic/batch-delete']" class="filter-item" type="danger" icon="el-icon-delete" @click="handleBatchDelete">批量删除</el-button>
+      <el-button v-permission="['POST /admin/topic/batch-delete']" class="filter-item" type="danger" icon="el-icon-delete" @click="handleBatchDelete">批量删除</el-button>
     </div>
 
     <!-- 查询结果 -->