fix(chore): fix copyright notice header for test_eval/ai_client.dart (#803)

Author: andrewkolos

.github/workflows/flutter_packages.yaml

@@ -98,6 +98,20 @@ jobs:
 
           echo "matrix=$JSON_MATRIX" >> $GITHUB_OUTPUT
 
+  copyright:
+    runs-on: ubuntu-latest
+    if: github.repository == 'flutter/genui'
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: subosito/flutter-action@e938fdf56512cc96ef2f93601a5a40bde3801046
+        with:
+          channel: stable
+          cache: true
+      - name: Install dependencies
+        run: flutter pub get > /dev/null
+      - name: Check copyrights
+        run: dart tool/fix_copyright/bin/fix_copyright.dart --year 2025
+
   analyze_and_test:
     needs: matrix
     # Only run if the matrix job has produced a non-empty matrix.
@@ -138,11 +152,6 @@ jobs:
       - name: Check formatting
         working-directory: ${{ matrix.package.path }}
         run: dart format --output=none --set-exit-if-changed .
-      - name: Check copyrights
-        working-directory: ${{ matrix.package.path }}
-        run: |
-          (cd ${{ github.workspace }}/tool/fix_copyright && dart pub upgrade) > /dev/null 2>&1
-          dart ${{ github.workspace }}/tool/fix_copyright/bin/fix_copyright.dart --year 2025
       - name: Analyze code
         working-directory: ${{ matrix.package.path }}
         run: flutter analyze --fatal-infos

examples/eval/test/test_infra/ai_client.dart

@@ -1,3 +1,7 @@
+// 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 'dart:async';
 
 import 'package:dartantic_ai/dartantic_ai.dart' as dartantic;