Improve changelog english wording (#8173)

CHANGELOG.en-US.md

@@ -23,9 +23,9 @@ If you want to read change logs before `2.0.0`, please visit [GitHub](https://gi
 
 - 📝 Add documentation of [Work with Us](http://ant.design/docs/resource/work-with-us).
 - 📝 Refactor edit row demo of Table. [#8026](https://github.com/ant-design/ant-design/issues/8026)
-- 🌟 Improve code of detecting Layout.Sider, now we can compose and nest the Sider without specify `__ANT_LAYOUT_SIDER` aattribute. [#8077](https://github.com/ant-design/ant-design/pull/8077/) [@yasinuslu](https://github.com/yasinuslu)
+- 🌟 Improve detection of Layout.Sider, now we can compose and nest the Sider without specifying `__ANT_LAYOUT_SIDER` attribute. [#8077](https://github.com/ant-design/ant-design/pull/8077/) [@yasinuslu](https://github.com/yasinuslu)
 - 🐞 Fix align issue of `Input.Group` in Chrome 62. [ant-design/ant-design-pro#139](https://github.com/ant-design/ant-design-pro/issues/139)
-- 🐞 Fix Cascader search not working when option.chidlren is `[]`. [#8130](https://github.com/ant-design/ant-design/issues/8130) [@jdz321](https://github.com/jdz321)
+- 🐞 Fix Cascader search not working when option.children is `[]`. [#8130](https://github.com/ant-design/ant-design/issues/8130) [@jdz321](https://github.com/jdz321)
 - 🐞 Fix broken padding of AutoComponent caused by style order conflict with Input. [#8081](https://github.com/ant-design/ant-design/issues/8081)
 - 🐞 Fix Upload constructor error in IE9. [#7706](https://github.com/ant-design/ant-design/issues/7706)
 - 🐞 Fix Select filterOption's TypeScript definition. [#8128](https://github.com/ant-design/ant-design/issues/8128)