21544 embedder: Exclude GL code (affects: engine, cla: yes, platform-fuchsia)

21546 Writing the commit no to a text file (cla: yes)

21547 Add debugDisposed to Image (cla: yes, waiting for tree to go green)

21548 Extract the WindowInsetsAnimation.Callback subclass into a separate class that will be lazily loaded (cla: yes, platform-android, waiting for tree to go green)

21550 Adds response to view requestFocus platformview message (cla: yes)

21552 web: implement frame timings (cla: yes)

21554 Roll Fuchsia Mac SDK from UKTUc5UVB… to gZ122oeKO… (cla: yes, waiting for tree to go green)