[automerger skipped] ipv4 tethering offload - decrement ttl during forwarding am: f416b8a1ff -s ours am: df9a5b82ce -s ours

am skip reason: Merged-In I88e5293a54b7867a8e7dd76f6fd8e2a52d31e51a with SHA-1 c29af79e26 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/15192718

Change-Id: I442ba9f8bc6abf7c9820c5f9fc2fcec65c1fbd91