Merge "Add test for NetworkStats.clearInterfaces" am: b7978193 am: 02633ac1 am: 50b60009

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2216376



Change-Id: Ia29c05e939cfe3a8bda0f4d5704671ac2657da17
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>