📝 Update changelogs

Signed-off-by: Daniel <845765@qq.com>

app/changelogs/v3.4.2/v3.4.2.md

@@ -19,6 +19,7 @@ Below are the detailed changes in this version.
 * [Improve database rendering performance after editing](https://github.com/siyuan-note/siyuan/issues/16464)
 * [Improve container block copy text *](https://github.com/siyuan-note/siyuan/pull/16467)
 * [Improve file tree scrolling caused by drag file](https://github.com/siyuan-note/siyuan/issues/16471)
+* [Import the YAML at the beginning of the Markdown as a code block](https://github.com/siyuan-note/siyuan/issues/16488)
 
 ### Bugfix
 

app/changelogs/v3.4.2/v3.4.2_zh_CHT.md

@@ -19,6 +19,7 @@
 * [改進資料庫編輯後渲染效能](https://github.com/siyuan-note/siyuan/issues/16464)
 * [改進容器區塊複製文字 *](https://github.com/siyuan-note/siyuan/pull/16467)
 * [改進文件樹拖曳文件捲動](https://github.com/siyuan-note/siyuan/issues/16471)
+* [導入 Markdown 時開頭的 YAML 作為程式碼區塊導入](https://github.com/siyuan-note/siyuan/issues/16488)
 
 ### 修復缺陷
 

app/changelogs/v3.4.2/v3.4.2_zh_CN.md

@@ -19,6 +19,7 @@
 * [改进数据库编辑后渲染性能](https://github.com/siyuan-note/siyuan/issues/16464)
 * [改进容器块复制文本 *](https://github.com/siyuan-note/siyuan/pull/16467)
 * [改进文档树拖拽文档滚动](https://github.com/siyuan-note/siyuan/issues/16471)
+* [导入 Markdown 时开头的 YAML 作为代码块导入](https://github.com/siyuan-note/siyuan/issues/16488)
 
 ### 修复缺陷