docs: Add changelog of 4.5.4

CHANGELOG.en-US.md

@@ -15,6 +15,23 @@ timeline: true
 
 ---
 
+## 4.5.4
+
+`2020-08-12`
+
+- 🐞 Fix Form.Item `hidden` not working in less. [#26152](https://github.com/ant-design/ant-design/pull/26152)
+- 🐞 Fix Dropdown render issue when `overlay` is string. [#26135](https://github.com/ant-design/ant-design/pull/26135)
+- 🐞 Fix Table pagination disappear when last record in last page is deleted. [#26133](https://github.com/ant-design/ant-design/pull/26133) [@QoVoQ](https://github.com/QoVoQ)
+- Tree
+  - 🐞 Fix Tree.DirectoryTree can not use `scrollTo` with ref. [#26129](https://github.com/ant-design/ant-design/pull/26129)
+  - 🐞 Fix Tree lost line between top level nodes when enable `showLine`. [#25991](https://github.com/ant-design/ant-design/pull/25991) [@zhangchen915](https://github.com/zhangchen915)
+- 💄 Add `@badge-count-background` less variable. [#26043](https://github.com/ant-design/ant-design/pull/26043) [@sorahn](https://github.com/sorahn)
+- RTL
+  - 🐞 Fixed Input.Search border style in RTL mode. [#26156](https://github.com/ant-design/ant-design/pull/26156)
+  - 🐞 Fix the start and end time `border-radius` in RTL mode for DatePicker date range selection. [#26149](https://github.com/ant-design/ant-design/pull/26149)
+  - 🐞 Fix the display of DatePicker in the RTL mode when the start time and end time are equal in the time range selection. [#26157](https://github.com/ant-design/ant-design/pull/26157)
+  - 🐞 Fix the style of Input when `addonBefore` in RTL mode. [#26153](https://github.com/ant-design/ant-design/pull/26153)
+
 ## 4.5.3
 
 `2020-08-08`

CHANGELOG.zh-CN.md

@@ -15,6 +15,23 @@ timeline: true
 
 ---
 
+## 4.5.4
+
+`2020-08-12`
+
+- 🐞 修复 Form.Item 在 `hidden` 时引用 less 样式时失效的问题。[#26152](https://github.com/ant-design/ant-design/pull/26152)
+- 🐞 修复 Dropdown `overlay` 为 string 时渲染错误的问题。[#26135](https://github.com/ant-design/ant-design/pull/26135)
+- 🐞 修复 Table 删除最后一页的最后一条记录时分页消失的问题。[#26133](https://github.com/ant-design/ant-design/pull/26133) [@QoVoQ](https://github.com/QoVoQ)
+- Tree
+  - 🐞 修复 Tree.DirectoryTree 不能通过 `ref` 调用 `scrollTo` 的问题。[#26129](https://github.com/ant-design/ant-design/pull/26129)
+  - 🐞 修复 Tree 开启 `showLine` 时顶级节点间缺少连接线的问题。[#25991](https://github.com/ant-design/ant-design/pull/25991) [@zhangchen915](https://github.com/zhangchen915)
+- 💄 新增 `@badge-count-background` less 变量。[#26043](https://github.com/ant-design/ant-design/pull/26043) [@sorahn](https://github.com/sorahn)
+- RTL
+  - 🐞 修复 Input.Search 在 RTL 模式下的边框样式。[#26156](https://github.com/ant-design/ant-design/pull/26156)
+  - 🐞 修复 DatePicker 日期范围选择中开始时间和结束时间在 RTL 模式下边界弧度的限制问题。[#26149](https://github.com/ant-design/ant-design/pull/26149)
+  - 🐞 修复 DatePicker 时间范围选择中开始时间和结束时间相等时在 RTL 模式下的显示问题。[#26157](https://github.com/ant-design/ant-design/pull/26157)
+  - 🐞 修复 Input 在 RTL 模式下 `addonBefore` 的样式问题。[#26153](https://github.com/ant-design/ant-design/pull/26153)
+
 ## 4.5.3
 
 `2020-08-08`

package.json

@@ -1,6 +1,6 @@
 {
   "name": "antd",
-  "version": "4.5.3",
+  "version": "4.5.4",
   "description": "An enterprise-class UI design language and React components implementation",
   "title": "Ant Design",
   "keywords": [