snapuserd: Rename libsnapshot_snapuserd to libsnapuserd_client. am: 75c5deed...

snapuserd: Rename libsnapshot_snapuserd to libsnapuserd_client. am: 75c5deed am: 45798edb am: 9c75a207

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2647521



Change-Id: I8cab47c77c2a47e8159a2b710957028c8a65a151
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>