Merge changes from topic "starttimemillis-unix" into rvc-dev am: 31bf5b99ff am: 77238a92b7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/net/wifi/+/12004387

Change-Id: I52e89c3f6f34ab72fa8bf279cb1a5ad094fc518f
tree: afac338e1a5c302505d2b3b30efc955a34f9d802
  1. apex/
  2. service/
  3. metrics_pdd_hook.py
  4. PREUPLOAD.cfg