docs(changelog): v2.80.0 update

content/start/changelog/index-en-US.md

@@ -15,6 +15,10 @@ Version：Major.Minor.Patch (follow the **Semver** specification)
 -   **Patch version**: Only include bug fix, the release time is not limited
 
 ---
+#### 🎉 2.80.0 (2025-05-19)
+- 【Fix】
+    - Fixed the display problem of cascader with single selection, controlled value and value undefined, asynchronous loading, and showNext set to hover when loading multiple projects at the same time.  [#2831 ](https://github.com/DouyinFE/semi-design/issues/2831)  [#2832](https://github.com/DouyinFE/semi-design/pull/2832)
+
 #### 🎉 2.80.0-beta.0 (2025-05-14)
 - 【Feat】
     - add VideoPlayer component support

content/start/changelog/index.md

@@ -13,6 +13,10 @@ Semi 版本号遵循 **Semver** 规范（主版本号 - 次版本号 - 修订版
 -   修订版本号（patch）：仅会进行 bugfix，发布时间不限
 -   不同版本间的详细关系，可查阅 [FAQ](/zh-CN/start/faq)
 
+#### 🎉 2.80.0 (2025-05-19)
+- 【Fix】
+    - 修复单选，受控 value且 value 为undefined，异步加载，showNext 为 hover 的 cascader 在同时加载多个项目时的显示问题  [#2831 ](https://github.com/DouyinFE/semi-design/issues/2831) [#2832](https://github.com/DouyinFE/semi-design/pull/2832)
+
 #### 🎉 2.80.0-beta.0 (2025-05-14)
 - 【Feat】
     - 新增 VideoPlayer 组件 [#2822](https://github.com/DouyinFE/semi-design/pull/2822)