85364 Update stack_trace.dart (team, dependency: dart, cla: yes, waiting for tree to go green)

85370 Audit hashCode overrides outside of packages/flutter (a: tests, team, tool, framework, f: material design, a: accessibility, cla: yes, waiting for tree to go green)

85384 [flutter_tools] re-enable all tests on windows (team, tool, cla: yes, waiting for tree to go green)

85451 Revert “Audit hashCode overrides outside of packages/flutter” (a: tests, team, tool, framework, f: material design, a: accessibility, cla: yes)

85461 Clean up old integration test TODOs (team, cla: yes, waiting for tree to go green)