21817 Enable clipRRect for android platform view hybrid composition (cla: yes, platform-android, waiting for tree to go green)

21819 Add a style note about Linux embedding style (cla: yes, waiting for tree to go green)

21820 Enable loading snapshots with sound null safety enabled. (cla: yes, waiting for tree to go green)

21821 [flutter] add intercept_all_input flag support (cla: yes)

21823 Revert “Roll Fuchsia Linux SDK from gdo4mZ5oI… to 41fVbRhb0…” (cla: yes)

21827 Upgrade to latest process runner, fix commands that throw to fail test (cla: yes)

21828 Collect logs in the background. (cla: yes)