Correct issue on Altitude and Pressure readings.
Correct issue on Altitude and Pressure readings.

imec-idlab/LoRaMac-node,abouillot/LoRaMac-node,reixd/LoRaMac-node,reixd/LoRaMac-node,abouillot/LoRaMac-node,imec-idlab/LoRaMac-node