Fix genui_a2ui example app build for iOS and MacOS (#579)

Author: jacobsimionato

packages/genui_a2ui/example/.metadata

@@ -4,20 +4,23 @@
 # This file should be version controlled and should not be manually edited.
 
 version:
-  revision: "bff5cb4a90f1bc1e24fff1eef39ee2596917c07b"
-  channel: "main"
+  revision: "6c794842101b5805e74774cce9f1fdb49cbcd13c"
+  channel: "beta"
 
 project_type: app
 
 # Tracks metadata for the flutter migrate command
 migration:
   platforms:
     - platform: root
-      create_revision: bff5cb4a90f1bc1e24fff1eef39ee2596917c07b
-      base_revision: bff5cb4a90f1bc1e24fff1eef39ee2596917c07b
+      create_revision: 6c794842101b5805e74774cce9f1fdb49cbcd13c
+      base_revision: 6c794842101b5805e74774cce9f1fdb49cbcd13c
+    - platform: ios
+      create_revision: 6c794842101b5805e74774cce9f1fdb49cbcd13c
+      base_revision: 6c794842101b5805e74774cce9f1fdb49cbcd13c
     - platform: macos
-      create_revision: bff5cb4a90f1bc1e24fff1eef39ee2596917c07b
-      base_revision: bff5cb4a90f1bc1e24fff1eef39ee2596917c07b
+      create_revision: 6c794842101b5805e74774cce9f1fdb49cbcd13c
+      base_revision: 6c794842101b5805e74774cce9f1fdb49cbcd13c
 
   # User provided section
 

packages/genui_a2ui/example/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata

@@ -0,0 +1,5 @@
+// Copyright 2025 The Flutter Authors.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import "GeneratedPluginRegistrant.h"