Merge "Mark EthernetManagerTest as @ConnectivityModuleTest" am: c2cbabf590 am: bdb8dbaefe am: b5ebb690d9 am: 2394e015db am: 8f03d6dc50

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2127855

Change-Id: I179b6829fabb2b00d322035011bef4a64d49f91d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>