64846 Expose GestureBinding.handlePointerEvent, replacing dispatchEvent as the preferred way to dispatch events (a: tests, cla: yes, f: cupertino, f: material design, framework, team, waiting for tree to go green)

64930 Add CompositedTransformFollower.{followerAnchor, leaderAnchor} for custom anchoring (a: layout, cla: yes, framework, waiting for tree to go green)

64966 Minor docs updates (cla: yes, f: cupertino, f: material design, framework, waiting for tree to go green)

65000 [LayoutBuilder] Implements baseline logic to pass baseline to child (cla: yes, framework, waiting for tree to go green)

65010 Fix Semi Hidden helpText in showDatePicker (a: internationalization, cla: yes, f: date/time picker, f: material design, framework)