Release 3.47 (#2879)

Minor updates for release 3.47

## Pre-launch Checklist

- [x] I read the [Flutter Style Guide] _recently_, and have followed its
advice.
- [x] I signed the [CLA].
- [x] I read the [Contributors Guide].
- [x] I have added sample code updates to the [changelog].
- [x] I updated/added relevant documentation (doc comments with `///`).


If you need help, consider asking for advice on the #hackers-devrel
channel on [Discord].

<!-- Links -->
[Flutter Style Guide]:
https://github.com/flutter/flutter/blob/master/docs/contributing/Style-guide-for-Flutter-repo.md
[CLA]: https://cla.developers.google.com/
[Discord]:
https://github.com/flutter/flutter/blob/master/docs/contributing/Chat.md
[Contributors Guide]:
https://github.com/flutter/samples/blob/main/CONTRIBUTING.md
[changelog]: ../CHANGELOG.md

---------

Co-authored-by: Parker Lougheed <parlough@gmail.com>

tool/ci_script.dart

@@ -1,5 +1,8 @@
+// ignore_for_file: avoid_print,
+
 import 'dart:convert';
 import 'dart:io';
+
 import 'package:path/path.dart' as path;
 import 'package:yaml/yaml.dart';
 
@@ -38,8 +41,9 @@ Future<void> main() async {
   final packages = workspace
       .where((e) {
         if (skipCiList != null && skipCiList.contains(e)) return false;
-        if (channelSkipList != null && channelSkipList.contains(e))
+        if (channelSkipList != null && channelSkipList.contains(e)) {
           return false;
+        }
         return true;
       })
       .map((e) => e.toString())
@@ -99,7 +103,9 @@ Future<String> _getFlutterChannel() async {
       '--machine',
     ], runInShell: true);
     if (result.exitCode != 0) {
-      print('Flutter version command failed with exit code ${result.exitCode}');
+      print(
+        'Flutter version command failed with exit code ${result.exitCode}',
+      );
       print('Stdout: ${result.stdout}');
       print('Stderr: ${result.stderr}');
       return 'unknown';