Merge "Fix NullPointerException in PermissionPolicyService#isTaskStartedFromLauncher" into main am: 5113e3861d am: 03881285f2

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2815453

Change-Id: Ic01bdb1b6ac300fff8063231482ac3fa32306911
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>