docs(changelog): v2.9.1 update

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

@@ -16,6 +16,14 @@ Version：Major.Minor.Patch
 
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+#### 🎉 2.9.1 (2022-04-26)
+- 【Fix】
+    - Fix the Tooltip flickering when there is a probability that the overlay is opened when there is animation
+    - Fix the problem that pm/am could not be set correctly under the TimePicker component use12Hours [#776](https://github.com/DouyinFE/semi-design/issues/776), fix the problem that the TimePicker component could not return to the expected position after selecting the option upwards and clicking clear
+    - Fix the problem that the old value is used internally in the special case of Form Validate
+- 【Style】
+    - Fix the problem that the border color is not right when Select focus and hover are applied at the same time
+
 #### 🎉 2.9.0 (2022-04-22)
 - 【Fix】
     - Fix the issue that when TagInput is used in a Form, hitting enter would cause the submit event to be triggered

content/start/changelog/index.md

@@ -15,6 +15,14 @@ Semi 版本号遵循**Semver**规范（主版本号-次版本号-修订版本号
 
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+#### 🎉 2.9.1 (2022-04-26)
+- 【Fix】
+    - 修复Tooltip在有动画情况下有概率浮层打开时闪烁
+    - 修复TimePicker组件use12Hours下，pm/am无法正确设置问题 [#776](https://github.com/DouyinFE/semi-design/issues/776), 修复TimePicker组件向上选择选项后点击清除无法回到预期位置问题
+    - 修复 Form Validate 特殊情景下内部使用旧值的问题
+- 【Style】
+    - 修复 Select focus 和 hover 同时应用，border 颜色不正常的问题
+
 #### 🎉 2.9.0 (2022-04-22)
 - 【Fix】
     - 修复 TagInput 在 Form 内使用时，敲击回车会导致 submit 事件触发的问题