Merge "Update brightness nits to keep brightnessFloat same when RBC toggled"...

Merge "Update brightness nits to keep brightnessFloat same when RBC toggled" into tm-dev am: 2f8fc626 am: bc795203 am: a86aed8a am: f7c6bcb3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18889029



Change-Id: I5cea84582d4395dd664419b271db8ee52b5c5300
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>