Make ClampingScrollSimulation ballistic and more like Android

This reverts commit 275ab9c6.

Roll Packages from ad48ee552768 to f39c97dbfb95 (8 revisions)

Roll Flutter Engine from b78ac0412904 to c6b532240498 (2 revisions)

Update date picker examples, remove unused variables and add missing tests

Migrate activation issue template to Github form issues

Roll Flutter Engine from 365f348645b6 to b78ac0412904 (2 revisions)

Roll Flutter Engine from 002b3d7a2419 to 365f348645b6 (2 revisions)

002b3d7a2 Roll Skia from 40d29bfd33c3 to 7a03a0e52abb (8 revisions) (flutter/engine#39929) (#121582)

Roll Flutter Engine from 2211a315d746 to 002b3d7a2419 (1 revision)

Roll Flutter Engine from ab034478aeab to 2211a315d746 (9 revisions)

Roll pub packages

showOnScreen does not crash if target node doesn't exist anymore

Removed "typically non-null" API doc qualifiers from ScrollMetrics min,max extent getters

fixes Show Week Day in CupertinoDatePicker with CupertinoDatePickerMo…

Fix AppBar scrolled under for 2D scrolling

Added identical(a,b) short circuit to rendering library lerp methods

Cocoapods ffi error can be in stdout or stderr

Roll pub packages

Roll Flutter Engine from 8857c39c96c4 to ab034478aeab (3 revisions)

Revert "Reland "Remove references to Observatory (#118577)""

This reverts commit 660992a1.

Roll Flutter Engine from 4bba1b958e11 to 8857c39c96c4 (10 revisions)

Separate theme logic

Cleanup material/tabs.dart documentation

Update scroll paging logic in Scrollbar

* [flutter_tools] Add support for URI formats like ?line=x for "flutter test"

* Remove unnecessary function

* Handle parsing absolute paths on Windows

* Use Windows-style paths when running on Windows

* Fix paths in isFile

* Remove unnecessary clear

Add `OverflowBox` example and update existing examples under `basic.dart`

Revert "[flutter_tools] show web-server in flutter devices"

Fix `ExpansionTile` double tap to collapse/expanded and expanded/collapsed states semantics announcements

* Fix text color not resolving in `CupertinoApp`

* Make linter happy

* Create cupertinoBuilder for theming

* Make linter happy

* Fix tests

* Fix regression

* Delete whitespace

* Resolve color passed to the `WidgetsApp`

* Revert "Resolve color passed to the `WidgetsApp`"

This reverts commit 6994719a564c476dcb6d389e4547bff3ded08203.

* Resolve selection colors

* Kick tests

* Delete doubled test

Give error on too many arguments to `flutter config`

[conductor] Remove cherrypick option

Limit the PlatformView ID within the range of 32-bit integers.

This reverts commit 298d8c76.

4bba1b958 Roll Dart SDK from 2a2b8bc0b434 to 046c78d307d7 (1 revision) (flutter/engine#39907) (#121517)

Roll Flutter Engine from 88b48c357b21 to 4bba1b958e11 (1 revision)

Roll Flutter Engine from 5bcb322d9b31 to 88b48c357b21 (2 revisions)

Roll Flutter Engine from 0c040de0e6c6 to 5bcb322d9b31 (1 revision)

0c040de0e Roll Fuchsia Mac SDK from jmdJzdnm_5bNiNAB5... to lz0NIfjcTGrVbRkV2... (flutter/engine#39894) (#121489)

Roll Flutter Engine from 951e3febc14a to 0c040de0e6c6 (1 revision)

Roll Flutter Engine from c8d5d4138f98 to 951e3febc14a (2 revisions)