83639 [TextSelectionControls] move the tap gesture callback into _TextSelectionHandlePainter, remove _TransparentTapGestureRecognizer. (framework, f: material design, cla: yes, f: cupertino, waiting for tree to go green)

83689 fix a Scaffold.bottomSheet update bug (framework, f: material design, cla: yes, waiting for tree to go green)

83696 Support for keyboard navigation of Autocomplete options. (framework, f: material design, cla: yes)

83744 Fixed large amount of spelling errors (a: tests, team, tool, framework, f: material design, a: accessibility, a: internationalization, cla: yes, f: cupertino, d: examples, waiting for tree to go green)

83752 Keyboard events (a: tests, a: text input, team, framework, f: material design, cla: yes, f: cupertino, waiting for tree to go green)