Merge "Add Low Power Standby support to NetworkPolicyManagerService" am: 7881ffd09f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2059571

Change-Id: I29abea1e00e81e35fbf9d74bf83a3304e537b680
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>