!chore: bumped paho-mqtt to 2.0.0

chore: bump the python-dependencies group with 1 update
chore: handled breaking changes in paho-mqtt 

~ paho-mqtt 1.6.1 -> 2.0.0
~ Upgraded/migrated the callbacks to comply with v2.0.0 of paho-mqtt (https://eclipse.dev/paho/files/paho.mqtt.python/html/migrations.html)

requirements.txt

@@ -1,3 +1,3 @@
 docopt==0.6.2
 requests==2.31.0
-paho-mqtt==1.6.1
+paho-mqtt==2.0.0

teslamate_mqtt2abrp.py

@@ -181,10 +181,10 @@ def niceNow():
 logging.debug("Trying to connect to {}:{}".format(MQTTSERVER,MQTTPORT))
 client.connect(MQTTSERVER, MQTTPORT)
 
-def on_connect(client, userdata, flags, rc):  # The callback for when the client connects to the broker
+def on_connect(client, userdata, flags, reason_code, properties):  # The callback for when the client connects to the broker
     # MQTT Error handling
-    logging.info("MQTT Connection returned result: {} Code {}.".format(mqtt.connack_string(rc),rc))
-    if rc != 0:
+    logging.info("MQTT Connection returned result: {} Code {}.".format(mqtt.connack_string(reason_code),reason_code))
+    if reason_code != 0:
         sys.exit("Could not connect")
     client.subscribe(f"teslamate/cars/{CARNUMBER}/#")
     if BASETOPIC is not None: client.publish(state_topic, payload="online", qos=2, retain=True)