[stable] [hotfix] Flutter Release Version 3.47.3 #192086

Flutter Release

Candidate Branch: flutter-3.47-candidate.0
Tag: 3.47.3

📋 Release Checklist

Update release branch

• Merge outstanding cherry-picks
  • [CP-stable] Fix Actions.handler to forward the intent type to maybeFind (#191052) #192006
  • [CP-stable]Fix Actions.handler to forward the intent type to maybeFind #192203
  • [CP-stable]Denylists b-series powervr from vulkan #191903
  • [stable] [flutter_tools] Handle missing Xcode gracefully in getInfo and buildMacOS #191902
  • [CP-stable]Fix Android license detection for cmdline-tools 23.0+ #192133
• Update Dart version if necessary (GH Workflow)
  • Dart Hash: 1d1a730ef918d602aedafc939a4cf5940e7589ab
  • [flutter-3.47-candidate.0] Update Flutter DEPS to Dart 1d1a730ef918d602aedafc939a4cf5940e7589ab #192210
• Pin engine hash in engine.version if necessary(GH Workflow)
  • [flutter-3.47-candidate.0] Sync engine.version to ad4b29ad6eb09fbfc827fa7defe115aedbe1e347 #192211
    • This caused the build to fail because it ran before the Dart hash was synced.
  • [flutter-3.47-candidate.0] Sync engine.version to 06a2e2a110089dff50fe635cffd2a61e1b24fbcd #192312
    • This follow-up got the correct engine SHA.
• Add changelog for stable release
  • Changelog entries from all CPs #192214

Validate and publish release

• Run postsubmits and validate they are all passing on the Flutter Dashboard
• Push release with MPA
• Check for the new versions on the Flutter SDK Archive
• Announce the release on Discord
• Announce the release on Google internal channels
• Announce the release on flutter-announce mailing list
• Merge the changelog back to the master branch