[automerger skipped] enforce stricter rules when registering phoneAccounts am: 643089ac49 -s ours

am skip reason: Merged-In I5eb2a127a44d5ec725d0ba39cb0ef478b12013de with SHA-1 f07776bc42 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/21184327

Change-Id: I0d4e85365befa4b2d247e403ed533f85d460f0fc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>