Merge "Add MPL support to add3prf.py" into main am: e16ff60b91

Original change: https://android-review.googlesource.com/c/platform/development/+/2811234

Change-Id: Ie3d22fcc43b705538b9e8021d70f34fd5802a730
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>