Merge "Identity Credential: Add some support functions for mDL oem Hal." into rvc-dev am: 4200c3b5d3 am: deed54b943

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/11716799

Change-Id: Iafbc47379bf315fa3febc292cf7eeef58bca1621