Merge "Implementing support for NFC observe mode, polling loop fingerprints and field strength along with their associated APIs." into main am: 63b108b336

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2823611

Change-Id: I612c89a734a9d4311b418492bcc47515adac715c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>