Merge "Minor Fix in NetworkStatsService" into main am: 340a2e3bf4

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3235587

Change-Id: I50d7ef1b90ad53b99cd9a447e97ad6702937e28a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>