Merge "Move NetworkStatsUtilsTest to Connectivity" into main am: 59448434c3

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3214618

Change-Id: Ib24cc732657eab9b8a0a48e7f629106c5f19d31a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>