Merge "Stop Tethering requiring NetworkStack" am: 92c28d43a1

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2606726

Change-Id: I4eed0ee235f3a0e920e9f6359678ade10130d8ab
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>