89393 Add raster cache metrics to timeline summaries (a: tests, team, framework, cla: yes, waiting for tree to go green)

89436 typo fixed in Wrap.debugFillProperties for crossAxisAlignment (framework, cla: yes)

89441 Document platform channel FIFO ordering guarantee (framework, cla: yes, waiting for tree to go green)

89477 Fixed order dependency and removed no-shuffle tag in flutter_driver_test (a: tests, team, framework, cla: yes, t: flutter driver, waiting for tree to go green, tech-debt)

89485 Fixed several typos (a: tests, team, tool, framework, f: material design, cla: yes, waiting for tree to go green)

89515 [TextPainter] Don’t invalidate layout cache for paint only changes (framework, cla: yes, waiting for tree to go green)