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

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

Change-Id: I8e7d22b93bf3db1f382ea2b8dadf6fe742f97887
tree: d542d47456ed538cacdd814f36f81b06078202c2
  1. apex/
  2. service/
  3. metrics_pdd_hook.py
  4. PREUPLOAD.cfg