Merge "[CredManUi] Dismiss system bars immediately upon bottom sheet dismissal" into udc-dev am: e5a27a72 am: 0b5c4d10

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22466928



Change-Id: I2be331576faa0436ab7ff2c9413e663cf4c164d1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>