chore(mqtt): disable debug and time/date topics in default configuration

This resolves issues with specificly new users that are getting unexpected results due to a flood of update messages.

AquaMQTT/include/config/Configuration.h

@@ -67,15 +67,15 @@ constexpr bool DEBUG_RAW_SERIAL_MESSAGES = false;
  * topics "msgHandled, msgUnhandled, msgCRCNOK and msgSent" topics for each serial
  * channel (hmi/main or listener),
  */
-constexpr bool MQTT_PUBLISH_SERIAL_STATISTICS = true;
+constexpr bool MQTT_PUBLISH_SERIAL_STATISTICS = false;
 
 /**
  * Choose to publish time and date used by the heatpump. This is mainly for debugging
  * if the time and date override from AquaMQTT works as expected. You may want to
  * enable this, if you are customizing the NTP timezone or server or even trying to
  * use the RTC module from the AquaMQTT board.
  */
-constexpr bool MQTT_PUBLISH_HEATPUMP_TIME_AND_DATE = true;
+constexpr bool MQTT_PUBLISH_HEATPUMP_TIME_AND_DATE = false;
 
 /**
  * Change the time interval where all known attributes are re-published to the MQTT broker.