[web] Changes to web keyboard selection shortcuts for more consistent behavior by @htoor3 in https://github.com/flutter/flutter/pull/114264

Refactor Animated[List, Grid, SliverList, SliverGrid] to share common code by @Piinks in https://github.com/flutter/flutter/pull/113793

fixes for incoming linter by @pq in https://github.com/flutter/flutter/pull/113794

Revert “Scribble mixin” by @CaseyHillers in https://github.com/flutter/flutter/pull/114647

Revert “Fix text field label animation duration and curve” by @CaseyHillers in https://github.com/flutter/flutter/pull/114646

WidgetController.startGesture trackpad support by @moffatman in https://github.com/flutter/flutter/pull/114631