Merge "Insets: make decorFitsSystemWindowInsets apply cutout insets" into rvc-dev am: e15860371f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12117342

Change-Id: I8369e696a9a6e1d7dd74f1c2420e519b167c03f1