Auto-submit pub packages autoroll PRs (#108635)

CODEOWNERS

@@ -14,5 +14,6 @@
 /packages/flutter_test/lib/src/_goldens_io.dart @Piinks
 /packages/flutter_test/lib/src/_goldens_web.dart @Piinks
 /packages/flutter_test/lib/src/goldens.dart @Piinks
+/packages/flutter_tools/pubspec.yaml @christopherfujino
 /packages/flutter_tools/templates/module/ios/ @jmagman
 /packages/flutter_tools/templates/**/Podfile* @jmagman

dev/conductor/core/lib/src/packages_autoroller.dart

@@ -176,6 +176,8 @@ This PR was generated by `flutter update-packages --force-upgrade`.
     String base = FrameworkRepository.defaultBranch,
     bool draft = false,
   }) async {
+    const List<String> labels = <String>['tool', 'autosubmit'];
+
     // We will wrap title and body in double quotes before delegating to gh
     // binary
     await cli(
@@ -190,8 +192,7 @@ This PR was generated by `flutter update-packages --force-upgrade`.
         '$orgName:${await featureBranchName}',
         '--base',
         base,
-        '--label',
-        'tool',
+        for (final String label in labels) ...<String>['--label', label],
         if (draft)
           '--draft',
       ],

dev/conductor/core/test/packages_autoroller_test.dart

@@ -454,6 +454,8 @@ void main() {
         FrameworkRepository.defaultBranch,
         '--label',
         'tool',
+        '--label',
+        'autosubmit',
       ]),
       const FakeCommand(command: <String>[
         'gh',