update readme

README.md

@@ -1630,14 +1630,6 @@ $ xmake require --uninstall tbox
 
 This will completely uninstall the removal package file.
 
-###### Remove the specified package
-
-Only unlink specifies the package, it is not detected by the current project, but the package still exists locally. If it is reinstalled, it will be completed very quickly.
-
-```console
-$ xmake require --unlink tbox
-```
-
 ###### View package details
 
 ```console

zh/README.md

@@ -1713,14 +1713,6 @@ $ xmake require --uninstall tbox
 
 这会完全卸载删除包文件。
 
-###### 移除指定包
-
-仅仅unlink指定包，不被当前项目检测到，但是包在本地还是存在的，如果重新安装的话，会很快完成。
-
-```console
-$ xmake require --unlink tbox
-```
-
 ###### 查看包详细信息
 
 ```console