Merge "Revert "Hide keyguard earlier when exiting lockscreen"" into udc-dev am: 87e28c1f am: 3ff760fb am: 0db0e8d8 am: 97103672

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23521159



Change-Id: Iff280e3bae9b9ee85590c8a4548ea86265183f42
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>