Merge "Merge "Revert "Set overlayable for CarsystemUI NavBar"" into rvc-dev...

Merge "Merge "Revert "Set overlayable for CarsystemUI NavBar"" into rvc-dev am: 7315e30e am: 7a17a51c" into rvc-d1-dev-plus-aosp am: 3461651c am: 4cc29597

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11886963

Change-Id: I32f47b85f748c8120a5cf7bd8d6f3e10bb052c4c