Merge "point to new repo hooks for mainline uploads" into rvc-dev am:...

Merge "point to new repo hooks for mainline uploads" into rvc-dev am: 9fb8de2b am: 369ebc25 am: 0b8492be

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/11682982

Change-Id: I39ff1f18d5ce87d56c7b14f5b8cad5444310e39e