Merge "Mark EthernetManagerTest as @ConnectivityModuleTest" am: c2cbabf590 am: bdb8dbaefe am: b5ebb690d9

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

Change-Id: Id2b05ef9b7fd186eb46f8c203aa40ddcacb7f721
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>