NetworkStatsService - add void nativeRegisterIface(iface) am: bfb3a3c5b4

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2924886

Change-Id: Ic8551cc6b1085e161234e4f72fc19bcc2ecc4f1c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>