Merge "Bug fix of Tx PER when packet count is low" into rvc-dev am: 39e7907e78 am: ca84d9d5fb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/net/wifi/+/12035415

Change-Id: I6683a24801a52459bfb86dd4d3612b66950cf571
tree: 8e8c30de1cad6f2eb57a192004de70b5cecd2ac3
  1. apex/
  2. service/
  3. metrics_pdd_hook.py
  4. PREUPLOAD.cfg