20842 Ensure all images are closed in FlutterImageView (cla: yes, platform-android)

20843 [Android R] Sync keyboard animation with view insets vs Android 11/R/API 30 WindowInsetsAnimation (affects: engine, affects: text input, cla: yes, platform-android)

20864 Reland: Enable hybrid composition by default on Android (#20722) (cla: yes, platform-android)

20865 Add auto plugin registration to FlutterFragmentActivity as well (cla: yes, platform-android)

20912 Pass text input key events to the EventResponder if they do not yield characters (cla: yes, platform-android)

20916 Ensure the destructor is called since it destroys the EGLSurface before creating a new onscreen surface. (cla: yes, platform-android)