74847 Swap mockito import for test/fake (cla: yes, team, tool)

74859 Remove the timeout when launching DevTools (cla: yes, tool, waiting for tree to go green)

74865 Add canRun override to FakeProcessManager (cla: yes, team, tool)

74867 Revert “Swap MockStdio to FakeStdio in tests” (cla: yes, tool)

74869 Revert “Remove package image dependency” (cla: yes, team, tool)

74874 Update packages (cla: yes, team, tool, waiting for tree to go green)

74885 Unpin mysteriously pinned packages (cla: yes, team, tool, waiting for tree to go green)

74919 [flutter_tools] remove mocks from file system test (cla: yes, tool)