88394 Revert “Android Q transition by default” (framework, f: material design, cla: yes)

88409 Reland “Android Q transition by default (#82670)” (tool, framework, f: material design, cla: yes)

88423 Fixed leak and removed no-shuffle tag in scheduler_test.dart (framework, cla: yes)

88426 Fixed leak and removed no-shuffle tag in ticker_test.dart (framework, cla: yes, waiting for tree to go green)

88427 createTestImage refactor (a: tests, framework, cla: yes, waiting for tree to go green)

88432 Fixed leak and removed no-shuffle tag in platform_channel_test.dart (framework, cla: yes)