Merge "Add assets and rear display state handling in SideFpsController and...

Merge "Add assets and rear display state handling in SideFpsController and BiometricPrompt" into udc-dev am: 0ddef87a am: 5aec21e3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22534576



Change-Id: Ie5ea9f22417ffc7805384785cb351af34e327bda
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>