Merge "Update javadoc for setManagedSubscriptionsPolicy" into udc-dev am: c0fdac3d am: 0eef2859

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23515474



Change-Id: If2f8baaa6e434ae06083ca49a1ffa5320b585ca2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>