refactor: 修改产品分类新增唯一标识处理

app/admin/controller/v1/ProductCategory.php

@@ -77,7 +77,7 @@ class ProductCategory
             'is_show' => 1
         ]);
         if (empty($post['unique_id'])) {
-            $post['unique_id'] = md5(uniqid());
+            $post['unique_id'] = uniqid('PRO_CATE_');
         }
         $data = array_merge($post, ['language_id' => request()->lang_id]);