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

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

Change-Id: I702617e2aca7cd31fbb3e74d5ed154cf1ad208af
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>