63012 Remove old button references from the Stepper widget (f: material design, framework)

63026 Update to the latest localizations - Adds missing DatePicker strings and fixes manually entering date for German (a: internationalization, f: cupertino, f: material design, framework, waiting for tree to go green)

63034 Remove Special Handling of Norwegian Locales (a: internationalization, f: cupertino, f: material design, framework, team)

63040 Updated flutter_localizations picker tests to use new button classes. (a: internationalization, f: material design)

63094 Fixed a typo in the DataRow API doc (f: material design, framework, waiting for tree to go green)

63142 Fix a crash when disposing tabs (f: material design, framework, waiting for tree to go green)