21329 [a11y] Flutter sends node roles as part of Fuchsia semantics updates. (cla: yes, waiting for tree to go green)

21330 Retain the WindowInsetsAnimation callback if code shrinking is enabled (cla: yes, platform-android, waiting for tree to go green)

21331 clarify that offset is not used in addPlatformView for iOS/Android (cla: yes)

21332 Roll Fuchsia Linux SDK from VgNGzw-DQ… to VGnJQMPQM… (cla: yes, waiting for tree to go green)

21333 Remove spurious semicolon (cla: yes, platform-ios)

21336 Added the ability to set the initial route via launch urls. (cla: yes, platform-ios)

21338 Revert “Deprecate Android v1 embedding classes” (cla: yes, platform-android)