54894 Update dartdoc to 0.30.4. (cla: yes, team, waiting for tree to go green)

54899 Pass in runtime to ios_app_with_watch_companion simctl create (cla: yes, team, team: infra)

54903 benchmark animation performance of Opacity widget (cla: yes, team)

54908 add benchmark for picture recording (cla: yes, team)

54909 [flutter_tools] fix multiple defines in flutter tooling, web (cla: yes, team, tool)

54912 Move doctor into globals (cla: yes, team, tool)

54916 Convert expression evaluation exceptions to errors (cla: yes, team, tool, waiting for tree to go green)

54924 CrashReportSender dependency injection (cla: yes, team, tool)