docs: update changelog

CHANGELOG.en-US.md

@@ -19,13 +19,13 @@ timeline: true
 
 `2022-11-18`
 
-- 🏆 Ant Design 5.0.0 is out!
+🏆 Ant Design 5.0.0 is released, welcome to try it out!
 
-**Read it before migration**
+#### Read it before migration
 
-- 🌟 If you want to migrate to Ant Design 5.0, please check [V4 to V5](/docs/react/migration-v5).
+🌟 If you want to migrate to Ant Design 5.0, please check [V4 to V5](/docs/react/migration-v5).
 
-**Major Changes**
+#### Major Changes
 
 - 🔥 New Components
   - 🔥 FloatButton component, and refactor BackTop as child component of FloatButton. [#37520](https://github.com/ant-design/ant-design/pull/37520) [@li-jia-nan](https://github.com/li-jia-nan)

CHANGELOG.zh-CN.md

@@ -19,13 +19,13 @@ timeline: true
 
 `2022-11-18`
 
-- 🏆 Ant Design 5.0.0 已发布！欢迎阅读我们的 [发布文档](https://www.yuque.com/ant-design/ant-design/cy5nfvdo8oidvwmz)。
+🏆 Ant Design 5.0.0 已发布！欢迎阅读我们的 [发布文档](https://www.yuque.com/ant-design/ant-design/cy5nfvdo8oidvwmz)。
 
-**升级必读**
+#### 升级必读
 
-- 🌟 如果你想升级到 Ant Design 5.0，请仔细查阅我们的[迁移文档](/docs/react/migration-v5-cn)。
+🌟 如果你想升级到 Ant Design 5.0，请仔细查阅我们的[迁移文档](/docs/react/migration-v5-cn)。
 
-**主要变化**
+#### 主要变化
 
 - 🔥 新增组件
   - 🔥 FloatButton 悬浮按钮，原 BackTop 移至 FloatButton 子组件。[#37520](https://github.com/ant-design/ant-design/pull/37520) [@li-jia-nan](https://github.com/li-jia-nan)