Merge "Speed up dark/light mode transition animation" into tm-qpr-dev am: a5d8f17b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20274181



Change-Id: I06729acab326a42dc161e54334ee9076c0cc3881
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>