Merge "[Unfold animation] Update dark vignette interpolator" into tm-qpr-dev am: 2debfc7b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20568655



Change-Id: I11840377464301f4ea51b46c1b0caf0c0c5fdcc7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>