Merge "Bluetooth Metrics: Add metric_id field for Bluetooth metrics to proto. The incremental id is neither a device id nor a pseudo name and therefore PII free." into rvc-dev am: 0941d63aee am: c6cf6a8eb7 am: 554f36bb3f

Change-Id: Ifc8591dff514804bf903907b69510d6e9ed95537