Merge "[MS39.2] Remove the looper from NetworkStatsSubscriptionMonitor" am: 7d9470ca0b am: 98bc03a5cf

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1936490

Change-Id: I99f1eb6458cfdf1d9d60a19f1c66e10447307ae2