[automerger skipped] DO NOT MERGE: Add build stubs to sc-mainline-prod for NetworkStats am: 66ed3dbc67 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/16885682

Change-Id: I684d3f271b45478014e679818813afd58a7b625b