Remove verbose log (#1075)

lib/main.dart

@@ -260,7 +260,6 @@ Future<bool> _isRunningInForeground() async {
   final lastFGHeartBeatTime = DateTime.fromMicrosecondsSinceEpoch(
     prefs.getInt(kLastFGTaskHeartBeatTime) ?? 0,
   );
-  _logger.info("Last FG heart beat @ $lastFGHeartBeatTime");
   return lastFGHeartBeatTime.microsecondsSinceEpoch >
       (currentTime - kFGTaskDeathTimeoutInMicroseconds);
 }