[automerge] Add excludedPackages parameter to broadcast 2p: c0ce69bc8d am: 884ef40058

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18298311

Change-Id: I306cbbb71c88dd678cb297d9b1f0e980cbf3baa0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>