Co-authored-by: Georg Wechslberger <wechslbe@ma.tum.de>

## Description

Removes the `flutter_test` dependency on `quiver`, instead using the more targeted `clock` and `fake_async` packages.

## Related Issues

https://github.com/flutter/flutter/issues/53908

## Tests

No changes to tests

## Checklist

Before you create this PR confirm that it meets all requirements listed below by checking the relevant checkboxes (`[x]`). This will ensure a smooth and quick review process.

- [x] I read the [Contributor Guide] and followed the process outlined there for submitting PRs.
- [x] I signed the [CLA].
- [x] I read and followed the [Flutter Style Guide], including [Features we expect every widget to implement].
- [x] I read the [Tree Hygiene] wiki page, which explains my responsibilities.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] All existing and new tests are passing.
- [x] The analyzer (`flutter analyze --flutter-repo`) does not report any problems on my PR.
- [x] I am willing to follow-up on review comments in a timely manner.

## Breaking Change

Did any tests fail when you ran them? Please read [Handling breaking changes].

- [ ] No, no existing tests failed, so this is *not* a breaking change.
- [x] Yes, this is a breaking change. *If not, delete the remainder of this section.*
   - [x] I wrote a design doc: https://docs.google.com/document/d/1EkkLbECNBwHgddBQAZqEy7iQLTIxR1rgChKzxcLwhio/edit
   - [x] I got input from the developer relations team, specifically from: @RedBrogdon
   - [x] I wrote a migration guide:  https://github.com/flutter/website/pull/3932

<!-- Links -->
[issue database]: https://github.com/flutter/flutter/issues
[Contributor Guide]: https://github.com/flutter/flutter/wiki/Tree-hygiene#overview
[Test Coverage]: https://github.com/flutter/flutter/wiki/Test-coverage-for-package%3Aflutter
[Flutter Style Guide]: https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo
[Features we expect every widget to implement]: https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo#features-we-expect-every-widget-to-implement
[CLA]: https://cla.developers.google.com/
[Tree Hygiene]: https://github.com/flutter/flutter/wiki/Tree-hygiene
[Handling breaking changes]: https://github.com/flutter/flutter/wiki/Tree-hygiene#handling-breaking-changes

Co-authored-by: Georg Wechslberger <wechslbe@ma.tum.de>

This reverts commit d1e05281.

Adds the ability for the iOS text selection menu to handle items that are too wide for the screen.

* [flutter_tools] Handle empty gzip file on Windows

* Update packages/flutter_tools/test/general.shard/base/os_test.dart
Co-Authored-By: Jonah Williams <jonahwilliams@google.com>

* Update packages/flutter_tools/test/general.shard/base/os_test.dart
Co-Authored-By: Jonah Williams <jonahwilliams@google.com>

* Update packages/flutter_tools/test/general.shard/base/os_test.dart
Co-Authored-By: Jonah Williams <jonahwilliams@google.com>
Co-authored-by: Jonah Williams <jonahwilliams@google.com>

405fe37dc Roll src/third_party/skia 32c61af49cdb..4b4efe4d6f1f (3 commits) (flutter/engine#17675) (#54649)

This reverts commit 283ec9e2.

cc7d2857a Roll src/third_party/dart 23a8788f6a9c..8ef508ba3667 (2 commits) (flutter/engine#17668) (#54622)

beb8a7ec4 Update editing state in InputConnectionAdaptor.setSelection (flutter/engine#17652) (#54570)

e66389398 Roll src/third_party/dart 9e2c8ef0009b..89b0f6726123 (8 commits) (flutter/engine#17658) (#54568)