Update .github/plugin/skills/winapp-cli/manifest/SKILL.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: chiaramooney

.github/plugin/skills/winapp-cli/manifest/SKILL.md

@@ -102,25 +102,6 @@ This adds a `uap5:AppExecutionAlias` extension to the manifest. If the alias alr
 
 > **When combined with `winapp run --with-alias`** or the `WinAppRunUseExecutionAlias` MSBuild property, this enables apps to run in the current terminal with inherited stdin/stdout/stderr instead of opening a new window.
 
-### Add an execution alias
-
-Execution aliases let users launch the app by typing its name in a terminal (e.g. `myapp`).
-
-```powershell
-# Add alias inferred from the Executable attribute in the manifest
-winapp manifest add-alias
-
-# Specify the alias name explicitly
-winapp manifest add-alias --name myapp
-
-# Target a specific manifest file
-winapp manifest add-alias --manifest ./path/to/appxmanifest.xml
-```
-
-This adds a `uap5:AppExecutionAlias` extension to the manifest. If the alias already exists, the command reports it and exits successfully.
-
-> **When combined with `winapp run --with-alias`** or the `WinAppRunUseExecutionAlias` MSBuild property, this enables apps to run in the current terminal with inherited stdin/stdout/stderr instead of opening a new window.
-
 ## Manifest structure overview
 
 A typical `appxmanifest.xml` looks like: