32770 Dismiss modal with any button press (a: desktop, cla: yes, framework)

32816 Add initial implementation of flutter assemble (cla: yes, tool)

33140 flutter/tests support (cla: yes, team)

33281 Update TextStyle and StrutStyle height docs (a: typography, cla: yes, d: api docs, framework, severe: API break)

33688 Part 1: Skia Gold Testing (a: tests, cla: yes, framework)

33936 New parameter for RawGestureDetector to customize semantics mapping (cla: yes, f: gestures, framework)

34019 Selectable Text (a: text input, cla: yes, customer: amplify, customer: fuchsia, framework, severe: API break)