update changelog

CHANGELOG.md

@@ -7,6 +7,7 @@
 * [#5005](https://github.com/xmake-io/xmake/pull/5005): Show all apis
 * [#5003](https://github.com/xmake-io/xmake/issues/5003): Add build.fence policy
 * [#5060](https://github.com/xmake-io/xmake/issues/5060): Support Verilator target build to static library
+* [#5074](https://github.com/xmake-io/xmake/pull/5074): Add `xrepo download` command to download package source
 
 ### Bugs Fixed
 
@@ -1805,6 +1806,7 @@
 * [#5005](https://github.com/xmake-io/xmake/pull/5005): 显示所有 API
 * [#5003](https://github.com/xmake-io/xmake/issues/5003): 添加 build.fence 策略
 * [#5060](https://github.com/xmake-io/xmake/issues/5060): 支持 Verilator 静态库目标构建
+* [#5074](https://github.com/xmake-io/xmake/pull/5074): 添加 `xrepo download` 命令去快速下载包源码
 
 ### Bugs 修复