Merge "Update javadoc for role holder updater action" into tm-dev am: 42121eea

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17356763



Change-Id: Id659f4727708875971796388a4b0cc8560d03c94
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>