Roll Packages from 406eac1ad976 to a99fc8765de9 (1 revision) (#131336)

https://github.com/flutter/packages/compare/406eac1ad976...a99fc8765de9

2023-07-26 stuartmorgan@google.com [tool/ci] Add iOS/macOS and Dart support to `fetch-deps` (flutter/packages#4562)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/flutter-packages-flutter-autoroll
Please CC flutter-ecosystem@google.com,rmistry@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Flutter: https://github.com/flutter/flutter/issues/new/choose

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

bin/internal/flutter_packages.version

-406eac1ad976bf9317422b1538615e03d057eb7b
+a99fc8765de9db56ba6d202d091b54668c1def13