fix(max86150): Bring handling of full stream queue in line with MAX30001

The -EIO error was triggering a warning in the caller.

epicardium/modules/max86150.c

@@ -142,7 +142,6 @@ static int max86150_handle_sample(struct max86150_sensor_data *data)
 			LOG_WARN("max86150", "queue full");
 		}
 		max86150_stream.was_full = true;
-		return -EIO;
 	} else {
 		max86150_stream.was_full = false;
 	}