74781 roll packages (cla: yes, team)

74782 Drop mockito for flutter_goldens (cla: yes, team)

74788 fix for upcoming lint use_named_constants (a: accessibility, a: tests, cla: yes, d: examples, f: cupertino, f: material design, framework, team, tool)

74798 Catch cases in tests where people try to tap on widgets that aren’t reachable (a: accessibility, a: tests, cla: yes, f: cupertino, f: material design, framework, team, waiting for tree to go green)

74805 [State Restoration] CupertinoModalPopupRoute (cla: yes, f: cupertino, framework, waiting for tree to go green)

74817 [flutter_tools] remove mock from analyze_size_test.dart (cla: yes, tool, waiting for tree to go green)