修复博客删除时删掉所有ext的bug

src/main/java/cn/meteor/beyondclouds/modules/blog/service/impl/BlogServiceImpl.java

@@ -143,7 +143,7 @@ public class BlogServiceImpl extends ServiceImpl<BlogMapper, Blog> implements IB
 
 
         //3.删除博客内容
         //3.删除博客内容
         QueryWrapper queryWrapperExt = new QueryWrapper();
         QueryWrapper queryWrapperExt = new QueryWrapper();
-        queryWrapperComment.eq("blog_id", blogId);
+        queryWrapperExt.eq("blog_id", blogId);
         blogExtService.remove(queryWrapperExt);
         blogExtService.remove(queryWrapperExt);
 
 
         //4.删除博客标签
         //4.删除博客标签