servicemanager: set consistent flags for self-reg am: 6c86b6c9 am: c5a9cce1 am: d96c1ca1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/30772450



Change-Id: If8ff1ee11dc4406d4f4d49565989064064ba2331
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>