Merge "Fix missing Activity embedding allowlisting for Assistant. The normal settings fragments are already allowlisted via SubSettingActivity. ManageApplications fragment based activities are not compatible with that however." into udc-d1-dev am: 8e9955a4f3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/23262238

Change-Id: I2829a6386bc5e9b710e2e4dc62636aa9493a6f8f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>