81859 remove unnecessary String.toString() (a: tests, team, tool, framework, f: material design, cla: yes, waiting for tree to go green)

81865 Add Enter and Tab back in to ios and macos key maps (team, framework, cla: yes)

81884 Gesture recognizer cleanup (framework, cla: yes, d: api docs, a: quality, f: gestures, documentation)

81898 Expose basicLocaleListResolution in widget library (framework, a: internationalization, cla: yes, waiting for tree to go green)

81927 [flutter_releases] Flutter Beta 2.2.0-10.3.pre Framework Cherrypicks (team, tool, framework, engine, f: material design, a: internationalization, cla: yes)