Merge "tethering apex: add ethtool binary" into main am: edcc9425a0

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2787047

Change-Id: If76f6dd7c214b4b830f6433c1bdded619297bd03
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>