Merge "Remove libvintf from credstore" am: e6d927309e

Original change: https://android-review.googlesource.com/c/platform/system/security/+/2602709

Change-Id: I6dd25cf30e0a00d96b9fd077b37161103e37f585
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>