Take into account external probe with Inkbird TH1

[1technophile]

Describe the bug
Currently, we support the IBS-TH1 with its internal sensor. This sensor can also be connected to an external probe, when done the decoder advertise the data like below:

{"id":"","mac_type":0,"name":"sps","rssi":-64,"brand":"Inkbird","model":"TH Sensor","model_id":"IBS-TH1","cidc":false,"tempc2_ext":25.17,"tempf2_ext":77.306,"hum":60.31,"batt":81}

Note that it also advertize the internal sensor data:

Expected behavior
To be discussed

Environment (please complete the following information):

• Tested with this build on windows