Merge "Move struct {Clat*, Tether4*, TetherStats*} to connectivity module" am: 7722b024a1

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2138535

Change-Id: I58c76123da5c986c6c86bdb545ea358fa6836c4b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>