Casimir: Implement gRPC server am: 67fa5cdaae

Original change: https://android-review.googlesource.com/c/platform/system/nfc/+/2974203

Change-Id: I782b7489b3bc85ecaf0a8e48b19df04b224e44ff
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>