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: 501d4080

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

Change-Id: I545b853894cdcdc31337a7f1c1487399f54f4cc3