9509 Roll Fuchsia SDK to latest (cla: yes)

9518 Bump dart_resource_rev to f8e37558a1c4f54550aa463b88a6a831e3e33cd6 (cla: yes)

9525 Android Embedding Refactor PR36: Add splash screen support. (cla: yes)

9532 fix FlutterOverlayView doesn’t remove from superview in some cases (cla: yes)

9546 [all] add fuchsia.{net.NameLookup,posix.socket.Provider} (cla: yes)

9556 Minimal integration with the Skia text shaper module (cla: yes)

9559  Roll src/third_party/dart b37aa3b036…1eb113ba27 (cla: yes)