81221 Enable vm:notify-debugger-on-exception for more use cases enabled by upstream fix (tool, framework, cla: yes)

81229 [flutter_tools] remove timeout from iOS device startup (tool, cla: yes, waiting for tree to go green)

81242 Always activate DevTools if it’s not installed (tool, cla: yes, waiting for tree to go green)

81243 Add support for DarwinArchs when assembling macOS App.framework (tool, cla: yes)

81248 Fix bug when resolving entrypoint against package config (tool, cla: yes, waiting for tree to go green)

81309 [flutter_tools] remove mocks and fix fake imports (tool, cla: yes)

81311 [flutter_tools] remove mocks from clean test (tool, cla: yes, waiting for tree to go green)