[automerger skipped] Merge "Refactor a new NetlinkMonitor class out of...

[automerger skipped] Merge "Refactor a new NetlinkMonitor class out of IpNeighborMonitor." into rvc-dev am: 9aef7f0e am: 0bf66106 am: 8f4399a7 -s ours

am skip reason: Change-Id Ia7ffb0fab4b116f4e238ccc5f5da92a04c4c86e2 with SHA-1 5f62d87e is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/11066314

Change-Id: I25dbcf2402a868989fa63393017f3936d68f1e9e