Update winappcli external plugin listing to 0.7.1 (#4324)

* Update winappcli external plugin listing to v0.7.0

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

* Pin winappcli to 7c4e67e (0.7.1) with skill link fixes

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

---------

Co-authored-by: Nikola Metulev <711864+nmetulev@users.noreply.github.com>
Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

.github/plugin/marketplace.json

@@ -2357,7 +2357,7 @@
     {
       "name": "winappcli",
       "description": "Windows app development, packaging, and distribution. Helps with creating Windows installers (MSIX), code signing, certificates, Windows SDK and Windows App SDK setup, package identity for Windows APIs (push notifications, background tasks, share target), appxmanifest authoring, and Microsoft Store distribution. Supports Electron, .NET, C++, Rust, Flutter, and Tauri apps.",
-      "version": "0.3.1",
+      "version": "0.7.1",
       "author": {
         "name": "Microsoft",
         "url": "https://github.com/microsoft/WinAppCli"
@@ -2380,7 +2380,8 @@
       "source": {
         "source": "github",
         "repo": "microsoft/WinAppCli",
-        "ref": "stable"
+        "path": "plugins/winapp",
+        "sha": "7c4e67e320c82600e9fb7d8786ea3a9927039b72"
       }
     },
     {