20840 adjust blur radius for HTML to match CanvasKit (cla: yes)

20841 [web] Change code locations for engine unit tests (cla: yes, platform-web)

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)

20846 [web] Fix path clip crash when reused (cla: yes)

20848 lerpDouble: add tests for NaN, infinity (cla: yes)

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